Question

Efetue

a)
$( \frac{3}{5} ) {}^{2}$
b)
$( - \frac{ 4}{7} ) {}^{2}$

C)
$( - \frac{1}{5} ) {}^{3}$

d)
$( - \frac{1}{2} ) {}^{4}$

e)
$( + \frac{4}{3} ) {}^{5}$

f)
$\frac{3}{2} {}^{2}$


​

Answer 1

Resposta e Explicação passo-a-passo:

a) (3/5)² = 3²/5² = 9/25 = 0,36

b) (-4/7)² = -4²/7² = 16/49= 0,3265...

c) (-1/5)³ = -1³/5³ = -1/125 = -0,008

d) (-1/2)⁴ = -1⁴/2⁴ = 1/16 = 0,0625

e) (4/3)⁵ = 4⁵/3⁵ = 1024/243 = 4,2139...

f) 3²/2 = 9/2 = 4,5