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Mathematics 13 Online
OpenStudy (anonymous):

(3 + 4i) + (5 − 2i)

OpenStudy (anonymous):

@ospreytriple

OpenStudy (anonymous):

Easy-peezy. Remove brackets and combine real parts and imaginary parts.\[\left( 3+4i \right)+\left( 5-2i \right)=3+4i+5-2i\]Collect things up and what do you get?

OpenStudy (anonymous):

8-2i?

OpenStudy (anonymous):

8+2i****?

OpenStudy (anonymous):

Not quite. Check the sign on the 2i

OpenStudy (anonymous):

Perfect. Good job.

OpenStudy (anonymous):

yeah i meant plus okay thank you!!!

OpenStudy (anonymous):

Any time.

OpenStudy (anonymous):

combine like terms and get your answer in a+bi form

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