Question

5. Determine o valor de:
a) (1/9)-1
b) (-5/3)-2=
c) -(-7/2)-15
d) (2/3)-3=​

Answer 1

a) (1/9)-¹ = (9/1)¹ = 9/1 = 9

b) (-5/3)-² = (-3/5)² = 9/25

c) -(-7/2)-¹⁵ = -(-2/7)¹⁵ = (2/7)¹⁵

d) (2/3)-³ = (3/2)³ = 3³/2³ = 27/8