Question

F(x)=-x2-7x-5
Find f(-5)

Answer 1

f(-5)=5

Explanation:

the "-5" is telling us what to plug in for x. So, the new equation would be:

f(-5)= -(-5)^2-7(-5)-5

if we reduce, the expression would be

-25+35-5

our final answer would be 5.