Question

Evaluate the expression 8-5xy^3 for x=3 and y = -2

Answer 1

Given info:-

Evaluate the expression 8-5xy^3 for x=3 and y = -2.

8 - 5xy^3

⇛8 - 5(3)(-2)^3

⇛8 - 15(-2*-2*-2)

⇛8 - 15(-8)

⇛8 - (-120)

⇛8 + 120

⇛128 Ans.