Question

find x 2 ^5x ÷2^x =5underoot 2^20

Answer 1

$2 {}^{5x} \div 2 {}^{x} = 5 \sqrt{2 {}^{20} } \\ 2 {}^{5x - x} = 5 \times 2 {}^{20 \times \frac{1}{2} } \\ 2 {}^{4x} = 5 \times 2 {}^{10}$