Question

if f(x) =x square 2-x-6,then f(1)+f(3)=​

Answer 1

Answer:

f(x) = x² - x - 6

f(1) = 1² - 1 - 6

= 1 - 1 - 6

= 1 - 7

= - 6

f(3) = 3² - 3 - 6

= 9 - 3 - 6

= 9 - 9

= 0

f(1) + f(3) = - 6 + 0

= - 6

hope it helps you!!