Question

Evaluate x3 - 3y when x = -3 and y = 4.

Answer 1

- 39

Explanation:

x³ - 3y

Put x as -3 and y as 4.

-3³ - 3(4)

Solve for power and multiply.

-27 + - 12

Add the terms.

- 39

Answer 2

-39

Explanation:

x^3 - 3y

Let x = -3 and y = 4

(-3) ^3 - 3(4)

-27 -12

-39