find the indicated outputs for $f(x) = 2x^2 - 4x$.

$f(0) = \square$

$f(-1) = \square$

$f(2) = \square$

Question

find the indicated outputs for $f(x) = 2x^2 - 4x$.

$f(0) = \square$

$f(-1) = \square$

$f(2) = \square$

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "blank_filling_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Function Evaluation" ], "new_concepts": [], "current_concepts": [ "Function Evaluation", "Quadratic Functions" ] } ## Evaluate the function at x = 0 Using the *Function Evaluation* knowledge point $$ \begin{aligned} f(0) &= 2(0)^2 - 4(0) \ &= 2(0) - 0 \ &= 0 \end{aligned} $$ ## Evaluate the function at x = -1 Using the *Function Evaluation* knowledge point $$ \begin{aligned} f(-1) &= 2(-1)^2 - 4(-1) \ &= 2(1) + 4 \ &= 2 + 4 \ &= 6 \end{aligned} $$ ## Evaluate the function at x = 2 Using the *Function Evaluation* knowledge point $$ \begin{aligned} f(2) &= 2(2)^2 - 4(2) \ &= 2(4) - 8 \ &= 8 - 8 \ &= 0 \end{aligned} $$ Find the indicated outputs for $f(x) = 2x^2 - 4x$. $f(0) =$ 0 $f(-1) =$ 6 $f(2) =$ 0 { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Algebra", "Function Evaluation" ] }

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QUESTION IMAGE

Question

Explanation:

Evaluate the function at x = 0

Evaluate the function at x = -1

Evaluate the function at x = 2

Answer: