Question

Qual o valor de:(-11/7) elevado a 2
a) 121/49
b) 120/81
c) 81/121
d) 74/32​

Answer 1

Oie, Td Bom?!

■ Resposta: Opção A.

$( - \frac{11}{7} ) {}^{2} = ( \frac{11}{7} ) {}^{2} = \frac{11 {}^{2} }{7 {}^{2} } = \frac{121}{49}$

Att. Makaveli1996