Question

Let g(x) = 2x2 - 11x. Find g(-1).

Answer 1

Hey there :)

g ( x ) = 2x² - 11x

For g ( - 1 ) , you need to substitute - 1 in place of x

g ( - 1 ) = 2 ( - 1 )² - 11 ( - 1 )
           = 2 ( 1 ) + 11
           = 2 + 11
           = 13  →  Your answer