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How do I simplify the expression 4+√4+i
i being an imaginary number.
 one year ago
 one year ago
How do I simplify the expression 4+√4+i i being an imaginary number.
 one year ago
 one year ago

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LogicalAppleBest ResponseYou've already chosen the best response.1
Is that \[4 + \sqrt{4} + i\] or \[4 + \sqrt{4 + i}\]
 one year ago

LogicalAppleBest ResponseYou've already chosen the best response.1
Oh ok, thank you. Would you agree that \[\sqrt{4} = \sqrt{(1)(4)} = \sqrt{1} * \sqrt{4}\]
 one year ago

LogicalAppleBest ResponseYou've already chosen the best response.1
And \[\sqrt{1} = i\]
 one year ago

DanielAcedoBest ResponseYou've already chosen the best response.0
Yes, isnt also i^2 1
 one year ago

LogicalAppleBest ResponseYou've already chosen the best response.1
That is true as well
 one year ago

LogicalAppleBest ResponseYou've already chosen the best response.1
So we see how \[\sqrt{4} = \sqrt{1} * \sqrt{4} = i * 2 = 2i\]
 one year ago

DanielAcedoBest ResponseYou've already chosen the best response.0
So would my answer be 4+3i ?
 one year ago

LogicalAppleBest ResponseYou've already chosen the best response.1
Yes, that is right
 one year ago
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