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Express each of the following in the for...

Express each of the following in the form `a+i b :3(7+7i)+i(7+7i)`

Text Solution

Verified by Experts

Given that,
` 3(7 + 7i) + i(7 + 7i)`
`=21+21i+7i+7i^2`
` = 21 + 21i + 7i – 7` [Since, `i^2=-1`]
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