Question

Express the following surd in their simpliest form as multiples of smaller surds $4\sqrt{1024}$

Answer 1

$4\sqrt{1024}=4\sqrt{2\times 2\times 2\times 2\times 2\times 2\times 2\times 2}=4\sqrt{2^{1}0}=4\times 2^5=4\times 32=128$