$4\sqrt3\cdot10\sqrt{12}\cdot\sqrt6\cdot\sqrt2=(4\cdot10)\sqrt3\cdot\sqrt{12}\cdot\sqrt{6\cdot2}=40\sqrt3\cdot\sqrt{12}\cdot\sqrt{12}\\\\=40\sqrt3\cdot(\sqrt{12})^2=40\sqrt3\cdot12=\boxed{480\sqrt3}\\\\Used:\\\\\sqrt{ab}=\sqrt{a}\cdot\sqrt{b}\ for\ a\geq0\ and\ b\geq0\\\\(\sqrt{a})^2=a\ for\ a\geq0$

5 0

4 years ago

A submarine is currently at a depth of 235 feet below sea level. It can descend at a rate of 5 feet per second. If the submarine

snow_tiger [21]

985 feet. 150 x 5 = 750 + 235 = 985

8 0

3 years ago

Which word correctly completes the sentence?

Kobotan [32]

A is the answer. You don't use two because it's a number. And only use too if your exaggerating in the sentence...

5 0

3 years ago