ale9daEmste7r ale9daEmste7r

21-07-2016
Mathematics

contestada

simplify (12-6i) - (-3 - 8i)

Respuesta :

melhunt99 melhunt99

21-07-2016

(12-6i)-(-3-8i). First you have to combine like terms, to do that remove the parenthesis: 12-6i-3+8i (because there is a - in front of the second parentheses the signs inside change). Now combine like terms: 9+2i. So your answer is 9+2i :)

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