Question

Calcule: A) 4^-2
B) 5^-2
C) (2/3)^-2
D) (-2/3)^-2
E) 4^-1
F) 5^-1

Answer 1

A) 4^-2 = 1/4² = 1/16
B) 5^-2 = 1/5² = 1/25
C) (2/3)^-2 = (3/2)² = 9/4
D) (-2/3)^-2 = (-3/2)² = 9/4
E) 4^-1 = 1/4
F) 5^-1 = 1/5