Question

(-9+2i)(-6-7i) solve plz​

Answer 1

Hii

you are welcome in my ans

54 - 75i + 14

68 - 75i

since i^2 =-1

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Hope it may helps you

Answer 2

$( - 9 + 2i)( - 6 - 7i) \\ = - 9( - 6 - 7i \: ) + 2i( - 6 - 7i \: ) \\ = 54 + 63i \: - 12i \: - 14i \\ = 54 + 37i$