Rewrite √-9-6 in complex number notation. A. −6 − 3i B. −6 + 3i C. √3i -6 D. -6 -√-9

asked Aug 9, 2023 144k views

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Rewrite √-9-6 in complex number notation.

A. −6 − 3i
B. −6 + 3i
C. √3i -6
D. -6 -√-9

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Answer:

B) - 6 + 3i

Explanation:

Complex number notation:

i² = -1

$\sf √(-9)-6=√(3^2*i^2)-6$

$\sf = 3i - 6$

Duggulous answered Aug 15, 2023

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