Simplify the following and express in the form a+i b : 3+ -64 - Vidyadip

Question

Simplify the following and express in the form $a+i b$ : $3+\sqrt{ -64}$

✓

Answer

$3+\sqrt{ -64}$
$=3+\sqrt{ 64} \cdot \sqrt{ -1}$
$=3+8 i $

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