Question

What is the value of `-4[g(2)]` if `g(x) = x^2 - 5x`?

Answer 1

24

Explanation:

`g(x) = x^2 - 5x`

hence g(2) = `2^2 - 5 xx 2 = 4 - 10 = - 6`

`rArr - 4 [g(2)] = -4 xx -6 = 24`