Question

Plz help me !!!!!!!!!!!

Answer 1

Answer: a) -240

Explanation:

`2√(-32)\cdot 5√(-18)\\\\=2\cdot 5√(-32\cdot -18)\\\\=10√(-1\cdot 2\cdot 2\cdot 2\cdot 2\cdot 2\cdot -1\cdot 2\cdot 3\cdot 3)\\\\\\=10(-1\cdot 2\cdot 2\cdot 2\cdot 3)\\\\=10(-24)\\\\=\boxed{-240}`