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Anyone know this? please help and Thank you very much!!!
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Anyone know this? please help and Thank you very much!!!

Anyone know this? please help and Thank you very much!!!-example-1
User Nodemon
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(9+7i)(6+3i)\\\\=54+27i + 42i + 21i^2\\\\=54+69i -21~~~;[i^2 =-1]\\\\=33+69i

User Jithu
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