1 Evaluate 162 x 23 Give your answer as a fraction in its simplest form. Pls help

16^(1/2) = √16 = 4

2^(-3) = 1 / 2^3 = 1/8

4 × 1/8 =

4/8 =

4 × 1 / 4 × 2 =

1/2

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.