Question

31. What is the value of x³ - y² if x = 2 and y = -3?
A 17
B 15
C -1
D -3

Answer 1

C: -1

Explanation:

2^3= 8

-3^2= 9

8-9= -1

Answer 2

C)-1 ✓

Given :

• x = 2
• y = -3

Inserting the values in the equation provided,

we get :

• x³-y² = 2³-(-3)²
• = 8-9
• =-1

Hence option(C) -1 would be correct