Question

Can someone please help me ASAP (Radical expressions)

Answer 1

Answer:

A

Step-by-step explanation:

128

64 x 2

$\sqrt{64} * \sqrt{2} \\8\sqrt{2}$

Answer 2

Use a factor tree. 2 * 64 multiply together, so use the tree to organize. Circle prime numbers/perfect square roots. Afterwards, put them together under the radical. A pair becomes one, and they exit the radical.