Question

Can someone help me with this it's confusing and i don't understand it.

Answer 1

f(-4)=85

Explanation:

Given function

f(x)= 2x^2-10x+13

Now put x= -4, We get

f(-4)=2(-4)^2-10(-4)+13

f(-4)=2(16)+40+13

f(-4)=32+53

f(-4)=85