Evaluate the function.
-Find $f ( - x )$ when $f ( x ) = - 3 x ^ { 2 } + 2 x + 5$
A) $- 3 x ^ { 2 } - 2 x + 5$
B) $3 x ^ { 2 } - 2 x - 5$
C) $3 x ^ { 2 } - 2 x + 5$
D) $- 3 x ^ { 2 } - 2 x - 5$

Question

Quizplus · Accepted Answer

To find $f(-x)$, substitute $-x$ for $x$ in the function: $f(-x) = -3(-x)^2 + 2(-x) + 5$, which simplifies to $-3x^2 - 2x + 5$.

Evaluate the Function f(−x)f ( - x )f(−x) When f(x)=−3x2+2x+5f ( x ) = - 3 x ^ { 2 } + 2 x + 5f(x)=−3x2+2x+5

Evaluate the Function $f ( - x )$ When $f ( x ) = - 3 x ^ { 2 } + 2 x + 5$