Question

find out the value of 4√(64)^-2​

Answer 1

Step-by-step explanation:

$4 \sqrt{(64) {}^{ - 2} } \\ 4(64 {}^{ - 2 \times 1 \div 2} ) \\ 4(64) { }^{ - 1} \\ 4 \times 1 \div 64 \\ 1 \div 16$

1/16 is the right answer