Question

Find the absolute value.|-15i|

Functions
ANSWERED
asked 2021-05-25

Find the absolute value.
\(|-15i|\)

Answers (1)

2021-05-26

Given
\(|-15i|\)
Formula
\(z=x+iy\)
\(|z|=\sqrt{x^{2}+y^{2}}\)
Answer
\(|15i|=|0+15i|\)
\(=\sqrt{0^{2}+15^{2}}\)
\(=\sqrt{225}\)
\(|15i|=15\)

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