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Write the expression in the form a+bi. √ -4 - √144
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5 votes
Write the expression in the form a+bi.
√ -4 - √144

User K Vij
by
5.0k points

1 Answer

3 votes

Answer:

-12 + 2i

Explanation:


√( - 4) - √(144) \\ \\ = √( - 1 * 4) - √(144) \\ \\ = √( - 1) * √(4) - √(144) \\ \\ = i * 2 - 12 \\ \\ = - 12 + 2i \\ \implies \: a + bi

User Paul Siegel
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