Give the domain and range of the relation.
-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 given function: $f(-x) = 3(-x)^2 - 2(-x) + 5 = 3x^2 + 2x + 5$.

Give the Domain and Range of the Relation f(−x)f ( - x )f(−x)

Give the Domain and Range of the Relation $f ( - x )$