Question

AJUTATIMA VA ROG FRUMOS AM MEVOIE URGENT DAU COROANA​

Answer 1

a)

${( \frac{8}{11} )}^{2} = \frac{ {8}^{2} }{ {11}^{2} } = \frac{64}{121}$

b)

${( \frac{3}{4} )}^{3} = \frac{ {3}^{3} }{ {4}^{3} } = \frac{27}{64}$

c)

${( - \frac{2}{3}) }^{4} = \frac{ {2}^{4} }{ {3}^{4} } = \frac{16}{81}$

Answer 2

Răspuns:

Explicație pas cu pas:

(8/11)² = 512/1331

(3/4)³ = 27/64

( -2/3 )⁴ = + 16/81