Question

Find the value of 5xy2, when x=2 and y=-2 a. 40 b. -40 c. 50 d. -50"

Answer 1

a

Explanation:

given

5xy²

substitute x = 2 and y = - 2 into the expression

= 5 × 2 × (- 2)²

= 10 × 4

= 40