Question

please tell me the solution of this question

Answer 1

Given ,
$\sqrt[3]{(64) {}^{ - 4} (125) {}^{ - 2} }$
cube root of (4^3)^-4 (5^3)^-2
= cube root of (4^-4)^3 (5^-2)^-3
= (4^-4)(5^-2)
= (1/4^-4)(1/5^-2)
=( 1/256)(1/25)
= 1/6400 .hope it helps you