Question

Calcule:

a) (-5)²
b) -5²
c) -4³
d) -(-4)³

Answer 1

a) (-5)² = 5² = 5×5 = 25

b) -5² = - 5 × 5 = - 25

c) -4³ = - 4 × 4 × 4 = - 64

d) -(-4)³ = -(-64) = 64