2 years ago

Can someone please help me thank you

Mathematics

1 answer:

pashok25 [27]2 years ago

5 0

30.8

you take 25^2 + 18^2 and find the square root of that which is 30.8 for this problem.

please give me brainliest :)

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aleksandrvk [35]

Answer: Choice B

$(6\sqrt{5}+5)i$

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Work Shown:

$\sqrt{-5}+\sqrt{-25}+\sqrt{-125}\\\\\sqrt{-1*5}+\sqrt{-1*25}+\sqrt{-1*25*5}\\\\\sqrt{-1}*\sqrt{5}+\sqrt{-1}*\sqrt{25}+\sqrt{-1}*\sqrt{25}*\sqrt{5}\\\\i*\sqrt{5}+i*5+i*5*\sqrt{5}\\\\i*\sqrt{5}+5i+5i*\sqrt{5}\\\\(i\sqrt{5}+5i*\sqrt{5})+5i\\\\(\sqrt{5}+5\sqrt{5})i+5i\\\\(6\sqrt{5})i+5i\\\\(6\sqrt{5}+5)i\\\\$

This points us to answer choice B

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