4 years ago

Can someone find the sum??

Mathematics

2 answers:

charle [14.2K]4 years ago

7 0

The answer is D

Combine like terms

harkovskaia [24]4 years ago

3 0

Ok so the answer should be answer choice D.

Work: by combining all the like terms, the sum would be Answer choice D.

Hope this helps!

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Explain how you would solve for the value of x when you are given the solution to a function.

Svetlanka [38]

Answer:

Substitute

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Substitute the values given in the function

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3 0

3 years ago

HELP ME PLEASE!!!!

Mariulka [41]

$27=9\cdot3\\48=16\cdot3\\\\7\sqrt{27}+5\sqrt{48}=7\sqrt{9\cdot3}+5\sqrt{16\cdot3}=7\cdot\sqrt9\cdot\sqrt3+5\cdot\sqrt{16}\cdot\sqrt3\\\\=7\cdot3\cdot\sqrt3+5\cdot4\cdot\sqrt3=21\sqrt3+20\sqrt3=41\sqrt3\\\\\text{Used:}\ \sqrt{a\cdot b}=\sqrt{a}\cdot\sqrt{b}\\\\\text{Answer:}\ 41\sqrt3$