Question

por favor e pra agora​

Answer 1

a) (+3/5)-² = (5/3)² = (5/3)(5/3) = 25/9

b) (-4/7)-³ = (-7/4)³ = (-7/4)(-7/4)(-7/4) = -343/64

c) (-2/3)-⁴ = (-3/2)⁴ = (-3/2)(-3/2)(-3/2)(-3/2) = +81/16

d) (10/9)-³ = (9/10)³ = (9/10)(9/10)(9/10) = 729/1000

Bom estudo

19/07