Question

Ayudenme ... con estos 2 ejercicios .. plis

Answer 1

(3/4)⁵ (3/4)⁰(3/4)⁻³(16/9)⁻²=
(3/4)⁵ (1)(3/4)⁻³(16/9)⁻²=
(3/4)⁵ (3/4)⁻³(16/9)⁻²=
(3/4)⁵ ⁻³(16/9)⁻²=
(3/4)²(16/9)⁻²=
(9/16)(16/9)⁻²=
(9/16)(9/16)²=(9/16)³

------------------------------------
(5/2)⁻⁵(2/5)(8/125)³ {(2/5)³}⁻²=
(5/2)⁻⁵(2/5)(8/125)³ (2/5)⁻⁶=
(2/5)⁵(2/5)(8/125)³ (2/5)⁻⁶=
(2/5)⁵ ⁺¹⁻⁶(8/125)³ =
(2/5)⁰(8/125)³ =
1(8/125)³= (8/125)³