1 year ago

Help anyone please.................................

Mathematics

1 answer:

Helen [10]1 year ago

5 0

Answer:

- 3y

Step-by-step explanation:

$-\sqrt{9y^{2} } =-(9)^{\frac{1}{2} } (y)^{\frac{2}{2} } =-\sqrt{9} (y)^{1} =-3y$

Hope this helps

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