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Oliga [24]
2 years ago
12

Simplify. Divide the radicals. √80 √20

Mathematics
1 answer:
Crazy boy [7]2 years ago
6 0

\cfrac{\sqrt{80}}{\sqrt{20}} ~~ \begin{cases} 80=2\cdot 2\cdot 2\cdot 2\cdot 5\\ \qquad 4\cdot 4\cdot 5\\ \qquad 4^2\cdot 5\\ 20=2\cdot 2\cdot 5\\ \qquad 2^2\cdot 5 \end{cases}\implies \cfrac{\sqrt{4^2\cdot 5}}{\sqrt{2^2\cdot 5}}\implies \cfrac{4\sqrt{5}}{2\sqrt{5}}\implies \cfrac{4}{2}\cdot \cfrac{\sqrt{5}}{\sqrt{5}}\implies 2

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slega [8]

Answer:

9/20

Step-by-step explanation:

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3 0
3 years ago
The lines given by the equations y=2x and y=4x+1 are
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Answer:

A

Step-by-step explanation:

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4 0
3 years ago
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alexandr402 [8]

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Step-by-step explanation:

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Hope this helps.

8 0
2 years ago
HELP NEEDED PLEASE HELP
vova2212 [387]

Answer:

<em><u>3</u></em><em><u>0</u></em><em><u>0</u></em>

it is given that 12% were rotten

12% = 36

then let total no of apple be X

then , x*12/100 = 36

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6 0
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just olya [345]

Answer:

-2.7 < y

Step-by-step explanation:

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