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3 years ago

10

Simplify

lass="latex-formula">

1 answer:

garik1379 [7]3 years ago

5 0

Answer:

5<em>i</em>

Step-by-step explanation:

= $\sqrt{-1 * 25}$
= $\sqrt{-1}\sqrt{25}$
= $\sqrt{-1}$ * 5

Rule: $\sqrt{-1}$ = <em>i</em>

So you get <em>i </em>* 5<em> </em>=<em> </em>5<em>i</em>

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