m3rk098 m3rk098

01-05-2018
Mathematics

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hey can you please help me posted picture of question

hey can you please help me posted picture of question class=

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11beehshahbaz 11beehshahbaz

01-05-2018

The correct answer is option C.

The solution is shown below:

(8 - 3i)(6 + 5i)

= 8(6 +5i) - 3i(6 + 5i)

= 48 + 40i - 18i - 15i²

= 22i + 48 - 15(-1)

= 22i + 48 + 15

= 22i + 63

= 63 + 22i

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