微积分
极限、导数、最优化与函数性质。
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write the equation of the trigonometric function shown in the graph. an…
$y = 1\cos(1x)+0$
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which of the following is true about a credit report? * it is a complet…
- First question: You can get a copy of your credit report for free. - Second question: Which banks issued your credit cards. - Third question: Getting better interest rates.
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write the equation of the trigonometric function shown in the graph. an…
\(y = 1\sin(1x)+0\)
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a key factor influencing credit scores is: * recent inquiries monthly e…
1. Recent inquiries 2. Spending habits 3. Boosting approval odds
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question 13 which of the following is not a limitation of a financial b…
- Question 13: The time value of money - Question 14: profits
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look at the graph: what is the equation of the horizontal asymptote?
\(y = - 6\)
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use transformations of the graph of $f(x)=e^{x}$ to graph the given fun…
\((-\infty,\infty)\)
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look at the graph: what is the equation of the horizontal asymptote?
\(y = 0\)
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use transformations of the graph of ( f(x)=e^{x} ) to graph the given f…
C. The graph of \(f(x)=e^{x}\) should be shifted to the left by 2 units and shift \(f(x)\) downward by 3 units. The equation of the asymptote is \(y=-3\).
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look at the graph: what is the equation of the horizontal asymptote?
\(y = 5\)
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use the formula ( t=\frac{ln 2}{k} ) that gives the time for a populati…
\(0.4\)
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use the exponential growth model, ( a = a_0 e^{kt} ), to show that the …
The time \(t\) it takes for the population to double is \(t = \frac{\ln(2)}{k}\)
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1. you are encouraging a resident to feed themselves during mealtime, b…
1. Ask the care team about the use of a built - up spoon. 2. The right to create a care schedule that revolves around them. 3. What the person can accomplish.
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complete the table shown to the right for the half - life of a certain …
\(0.000185\)
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complete the table shown to the right for the population growth model f…
\(0.0243\)
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complete the table shown to the right for the population growth model f…
\( 0.0243 \)
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complete the table shown to the right for the population growth model f…
\(104.9\)
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complete the table shown to the right for the population growth model f…
\(174.0\)
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a. in 2000, the population of a country was approximately 5.83 million …
\(A = 5.83e^{0.01t}\)
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7. which of the following was not a part of the life of a monk during t…
7. A. They controlled the lives of serfs working on a manor. 8. D. It was a battle to determine who would be the king of England—Harold or William. 9. C. King John happily accepte…
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the trapezoidal rule says that int _ { a } ^ { b } f ( x ) d x approx t…
\(\Delta x = 0.25\), \(\frac{\Delta x}{2}=0.125\)
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step 5 this gives us m _ { 4 } = \frac { 1 } { 4 } left 2 cos left( \fr…
\(1.791518<\int_{0}^{1}2\cos(x^{2})dx<1.817814\)
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given the function below $f(x)=\\sqrt3{-108 x^{3}+324}$ find the equati…
\(L(x)=-3x + 9\); \(L(1.1)=5.7\); \(f(1.1)\approx5.648\); \(\vert\text{error}\vert\approx0.052\)
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determine the absolute minimum value of the function f.
\(-2\)
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9. find the area of the part of the surface ( z = x^{2}+y^{2} ) that li…
\(\frac{\pi}{6}(65^{\frac{3}{2}}-17^{\frac{3}{2}})\)
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15. the behavioral asset pricing model (bapm) was designed to address w…
15. B. Assuming investor rationality 16. A. Size and Value
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15. the behavioral asset pricing model (bapm) was designed to address w…
15. B. Assuming investor rationality 16. A. Size and Value
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15. the behavioral asset pricing model (bapm) was designed to address w…
15. B. Assuming investor rationality 16. A. Size and Value
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citizenship quick check which of the following examples accurately cont…
Authoritarian governments harshly punish speech that is critical of the government and its leaders; democratic governments do not.
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if \\( \\tan \\theta = \\frac { 2 } { 3 }, 0 < \\theta < \\frac { \\pi …
\(\sqrt{\frac{13 - 3\sqrt{13}}{26}}\)
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use a half - angle identity to find the exact value. cos 22.5° cos 22.5…
\(\frac{\sqrt{2+\sqrt{2}}}{2}\)
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write the expression as a sum or difference of trigonometric functions.…
\(2\cos4x - 2\cos8x\)
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2 multiple choice 1 point graph the function. y = -tan 2x
The graph of \(y =-\tan(2x)\) has a period of \(\frac{\pi}{2}\), is a reflection of \(y=\tan(2x)\) about the \(x\) - axis, and has vertical asymptotes at \(x=-\frac{\pi}{4}+\frac{…
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3 multiple choice 1 point write the equation for the sine function show…
\(y=-4\sin(3\theta)\) (the third option \(y = - 4\sin3\theta\))
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use an identity to write the expression as a single trigonometric funct…
\(\frac{1}{6}\sin74.7^{\circ}\)
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consider the following function. use a graphing utility to confirm your…
(a) \( x=-1,1 \) (b) Increasing: \( (-\infty,-1)\cup(1,\infty) \); Decreasing: \( (-1,1) \) (c) Relative maximum: \( (-1,\frac{8}{9}) \); Relative minimum: \( (1,-\frac{8}{9}) \)
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6 multiple choice 1 point evaluate without using a calculator by using …
\(-\frac{\sqrt{2}}{2}\)
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at preschool, ms. thomas often feels as though she has spent the mornin…
49. d. Imaginary play may offer developmental benefits for children. 50. b. Encoding
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2 multiple choice 1 point determine whether the given function is posit…
Negative
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question 44 not yet answered points out of 1.00 p flag question piagets…
Question 44: B. irreversibility Question 45: D. irreversibility
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piaget tested childrens egocentrism by using the select one: o a. still…
1. B. three - mountain task 2. D. conservation 3. C. Conservation
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2 multiple choice 1 point evaluate without using a calculator by using …
\(-\frac{\sqrt{3}}{2}\) (the second option)
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how can individuals with limited financial resources still work towards…
1. D. By seeking scholarships or loans 2. B. Creating a budget
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what could be a potential benefit of combining two career interests? it…
1. It can create more opportunities and flexibility 2. Refer to the US Bureau of Labor Statistics' Occupational Outlook Handbook
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president roosevelt created the u.s. forest service and the national pa…
He recognized that natural resources were limited and believed their use needed to be controlled.
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which of the following best describes the movement of progressivism? th…
The attempt to improve the lives of the working class, regulate the unchecked power of business & bring about social justice.
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when i was a little girl, i lived in a concrete jungle. l trains hung l…
- Metaphor: "concrete jungle", "home felt like a cave", "rose that grew from the concrete", "queen of the jungle. The alpha. The omega. The ruler of my universe". - Simile: "L tra…
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for the quadratic function ( f(x)=x^{2}+4x - 12 ), answer parts (a) thr…
A. The y - intercept is \(-12\). A. The x - intercept(s) is/are \(2,-6\).
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the table shows the number of dvd players sold in a small electronics s…
(a) \(11\) players/yr (b) \(23\) players/yr (c) \(-108\) players/yr (d) \(2006\) to \(2007\); \(2004\) to \(2005\)
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if a ball is thrown directly upward with a velocity of 80 ft/s, its hei…
B. 100 feet
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h. the curve traced by a point on a circle as it rolls on a straight li…
\(\frac{d^2y}{dx^2}=-\frac{1}{(1 - \cos\theta)^2}\)
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g. the height in meters of a bullet fired into the air after t seconds …
The maximum height reached by the bullet is \(5000\) meters.
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question 5 3 pts the supreme court case known as kelo v. city of new lo…
It allowed greater use of the power of eminent domain.
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what is regulatory capture? the process of breaking large firms into sm…
- Regulatory capture: When regulated firms influence the rules to benefit themselves. - Restrictive practices: Actions reducing competition without explicit agreements to raise pr…
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what is amerger? a regulatory practice limiting firm acquisitions. when…
- What is a'merger'? When two formerly separate firms combine into one firm. - What is a'minimum resale price maintenance agreement'? An agreement requiring dealers to sell at a m…
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what is the four - firm concentration ratio? the percentage of total sa…
- For the first question (four - firm concentration ratio): The percentage of total sales controlled by the top four firms. - For the second question (HHI): Market concentration b…
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read this article that describes the stance of the democratic party on …
Clean energy sources will help the environment as well as the economy.
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what does concentration ratio measure? the degree of price regulation b…
- For the first question: The share of total industry sales by the largest firms. - For the second question: Allowing a firm to cover costs and earn normal profit. - For the third…
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what is an acquisition? a regulation limiting firm pricing over time. w…
- Question 1: When one firm purchases another. - Question 2: Laws giving the government power to block mergers or break up large firms. - Question 3: Selling multiple products as …
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d. find the second derivative of ( y=(2 x - 3)^{5} ). use chain rule e.…
\(y'' = 80(2x - 3)^{3}\)
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c. find the coordinates of the stationary points on the curve ( y = x^{…
The second derivative of \(y=(2x - 3)^5\) is \(80(2x - 3)^{3}\).
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determine all intervals on which the graph of ( f ) is decreasing.
The function \(f(x)\) is decreasing on the intervals \([-4,-1]\) and \([0,4]\).
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julies town voted on a new speed limit. 51% of the 9,000 votes were in …
4590
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how did consumers weaken the economy in the late 1920s? consumers only …
Consumers bought too many goods they could not afford.
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mannys town voted on a new speed limit. 90% of the 390 votes were in fa…
\(351\)
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19. minimum - surface - area box of all boxes with a square base and a …
The box with dimensions \(2\space m\times2\space m\times2\space m\) (a cube) has the minimum surface area.
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using only the values given in the table for the function, ( f(x)=x^{3}…
\((-1,1)\)
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use the table at the right to find an approximate value of ( f(x) ) at …
The approximate value of \(f^{\prime}(x)\) at \(x = 9\) is \(56\).
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value: 1 when setting up a bi - weekly spending plan, all of these are …
d. Divide your monthly expenses by 2 in order to calculate bi - weekly spending
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i. solve the differential equation $\\frac{dy}{dx}=x\\sqrt{1 + x^{2}}$ …
\(y=\frac{1}{3}(1 + x^{2})^{\frac{3}{2}}-\frac{7}{3}\)
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constitution, day 9 grade 8 diagram - use the information in the diagra…
1. The graphic is about the checks and balances among the U.S. government branches. 2. Legislative branch. 3. By ruling laws unconstitutional. 4. Yes, because of the system of che…
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18. rectangles beneath a parabola a rectangle is constructed with its b…
The base of the rectangle is \(8\), the height is \(32\), and the maximum area is \(256\).
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find the derivative of $f(x)$. $f(x)=\\ln(x^{2}+4)$ $f(x)=$
\(\frac{2x}{x^{2}+4}\)
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find the derivative of ( f(x) ). ( f(x)=cos left(x^{4} ight) ) ( f^{pri…
\(- 4x^{3}\sin(x^{4})\)
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find the derivative of ( f(x) ). ( f(x)=e^{x^{2}} ) ( f^{prime}(x)= )
\(2x e^{x^{2}}\)
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find the derivative of f(x). ( f(x)=sin (-2 x+5) ) ( f^{prime}(x)= )
\(-2\cos(-2x + 5)\)
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find the derivative of ( f(x) ). ( f(x)=\tan (-4 x-8) ) ( f^{prime}(x)=…
\(-4\sec^{2}(-4x - 8)\)
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find the derivative of ( f(x) ). ( f(x)=cot (5 x-6) ) ( f^{prime}(x)= )
\(-5\csc^{2}(5x - 6)\)
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find the derivative of ( f(x) ). ( f(x)=sec (3 x-7) ) ( f^{prime}(x)= )
\(3\sec(3x - 7)\tan(3x - 7)\)
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find the derivative of f(x). f(x)=(-7x + 6)^2 f(x)=
\(f^\prime(x)=98x - 84\)
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find the derivative of f(x). f(x)=(7x - 4)^4 f(x)=
\(28(7x - 4)^{3}\)
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clear my selection 15 hot spot 1 point click on the value that causes a…
\(b(x)=-3f(x) + 9\)
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11 hot spot 1 point click on the value that causes a vertical shift up …
\( b(x)=-3f(x)+9 \)
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question 5 the northwest ordinance did which of the following? a it all…
D. It provided a mechanism for allowing new states to enter the union.
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consider the function $f(x)=\frac{ln x}{sin x}$. if you are human, find…
$-\infty$
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1. find all possible angles for θ using the domain ( 0 leq \theta < 2pi…
a) \(\theta=\frac{\pi}{3},\frac{2\pi}{3}\) b) \(\theta=\frac{2\pi}{3},\frac{4\pi}{3}\) c) \(\theta = 0\) d) \(\theta=\frac{\pi}{4},\frac{7\pi}{4}\)
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find ( f^{prime}(x) ) if ( f(x)=\frac{ln (x)}{x^{4}} ) note: a problem …
\(\frac{1}{x^{5}}- \frac{4\ln(x)}{x^{5}}\) (corresponds to the option \(\frac{1}{x - 4}-4\frac{\ln(x)}{x - 5}\) when simplified correctly as per the quotient - rule application)
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consider the following function. use a graphing utility to confirm your…
(a) \( x=-1,1 \) (b) Increasing: \( (-\infty,-1)\cup(1,\infty) \); Decreasing: \( (-1,1) \) (c) Relative maximum: \( (-1,\frac{8}{9}) \); Relative minimum: \( (1,-\frac{8}{9}) \)
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consider the following function. use a graphing utility to confirm your…
(a) \( x=-1,7 \) (b) Increasing: \( (-1,7) \); Decreasing: \( (-\infty,-1)\cup(7,\infty) \) (c) Relative maximum: \( (7,256) \); Relative minimum: DNE
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consider the following function. use a graphing utility to confirm your…
(a) \(x = 3\) (b) Increasing: \((-\infty,3)\); Decreasing: \((3,\infty)\) (c) Relative maximum: \((x,y)=(3,45)\); Relative minimum: DNE
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consider the following function. use a graphing utility to confirm your…
(a) \(x = 5\) (b) increasing: \((5,\infty)\); decreasing: \((-\infty,5)\) (c) relative maximum: DNE; relative minimum: \((5,-25)\)
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identify the open intervals on which the function is increasing or decr…
increasing: \((-5,5)\) decreasing: \((-\infty,-5)\cup(5,\infty)\)
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8. assume this is a sine graph. the point $(-2\\pi,0)$ should be consid…
- **Problem 8**: - Phase shift: \(2\pi\) to the left, \(h=-2\pi\) - Vertical shift: \(0\), \(k = 0\) - Period: \(8\pi\), \(b=\frac{1}{4}\) - Amplitude: \(2\), \(a = 2\) - \(y = 2\…
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the black graph is y = cos x. choose the equation for the red graph. y …
\(y=\cos(x)+2\)
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the black graph is y = sin x. choose the equation for the red graph. y …
\(y=\sin(x +\frac{\pi}{2})\)
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find all vertical asymptotes of the following function. $f(x)=\\frac{x^…
One Vertical Asymptote (\(x = 9\))
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a limited - edition poster increases in value each year with an initial…
A. \(y = 18(1.15)^x\)
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select the points you need to calculate the average rate of change from…
\((0,80)\) and \((15,110)\)
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simplify the expression by using a double - angle formula or a half - a…
(a) \(\tan5^{\circ}\) (b) \(\tan4\theta\)
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determine the period of the following graph.
$4\pi$