Question

Me ajudem pfffffff!!!!!

Answer 1

$\sqrt{\frac{2^{28}+2^{30}}{10}}=\\\\\sqrt{\frac{2^{28}(2^0+2^2)}{2\cdot5}}=\\\\\sqrt{\frac{2^{28}(1+4)}{2\cdot5}}=\\\\\sqrt{\frac{2^{28}\cdot5}{2\cdot5}}=\\\\\sqrt{2^{28-1}\cdot5^{1-1}}=\\\\\sqrt{2^{27}\cdot5^0}=\\\\\boxed{2^{13}\sqrt{2}}$