Question

Simplify √(49^8) ? a) 7√(5a^8) b) 7a^4 c)a√(24.5) d) 7a^8 please help as soon as possible.

Answer 1

$\bf \sqrt{49^8}~~ \begin{cases} 49=7\cdot 7\\ \qquad 7^2 \end{cases}\implies \sqrt{(7^2)^8}\implies \sqrt{(7^8)^2}\implies 7^8\\\\\\ 5764801$