Question

f(x) =x^2+kx+1 f of 2 =f of -2 then k =​

Answer 1

Step-by-step explanation:

f(x) =x^2+kx+1

f(2)=2²+2k+1

f(-2)=(-2)²-2k+1

f of 2 =f of (-2)

hence, 4k=0

k=0