Question

If f(x)=x^+5x+2, find (-4) A) 34 B) -2 C) 38 D) -6

Answer 1

f(-4)= -2

Explanation:

f(x)=x^2+5x+2 find(-4)

replace x= -4 in function

f(-4) = (-4)^2+ 5*-4+2

= 16 -20 +2

= 18-20

= -2