Question

10^{1/4} *40^{1/4}*5^{1/2}

Answer 1

$10^\frac{1}4*40^\frac{1}4*5^\frac{1}2=10^\frac{1}4*(4*10)^\frac{1}4*5^\frac{1}2=10^\frac{1}4*10^\frac{1}4*2^\frac{1}2*5^\frac{1}2=10^\frac{1}2*10^\frac{1}2\\=10$