How do you simplify $( 6 - 3i ) + ( -4 - 2i )$ ?

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Answer 1 · 2015-12-03T18:01:27

Answer: $2- 5i$

$(6-color(red)(3i)) + (-4 color(red)(-2i))$

Add real number with real number
$6 -4 = 2$

Imaginary with imaginary
$color(red)(-3i + -2i = -5i)$

The answer is : $2 -color(red)(5i)$

How do you simplify ( 6 - 3i ) + ( -4 - 2i )( 6 - 3i ) + ( -4 - 2i )?