Question

1. which of the following expressions has exactly two terms?

i. ( x + 4 )
ii. ( 8y + 8x )
iii. ( x^2 + 4x + 7 )
a. i only
b. ii only
c. iii only
d. both i and ii

Explanation:

Step1: Count terms in Expression I

Expression I: $x + 4$. Terms: $x$, $4$ → 2 terms.

Step2: Count terms in Expression II

Expression II: $8y + 8x$. Terms: $8y$, $8x$ → 2 terms.

Step3: Count terms in Expression III

Expression III: $x^2 + 4x + 7$. Terms: $x^2$, $4x$, $7$ → 3 terms.

Step4: Identify valid expressions

Expressions I and II have exactly 2 terms.

Answer:

D. Both I and II