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starrhunter
 2 years ago
rationalize the denominator of
√16
_________
(1+i)+(6+3i)
starrhunter
 2 years ago
rationalize the denominator of √16 _________ (1+i)+(6+3i)

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m_charron2
 2 years ago
Best ResponseYou've already chosen the best response.216 can be written as the product of 16 and 1, right? so what's the sqrt of 16 and the sqrt of 1?

m_charron2
 2 years ago
Best ResponseYou've already chosen the best response.2ok, sqrt of 16, what multiplied with itself gives 16?

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1im not sure about the 1

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1there isnt an answer for that... right?

m_charron2
 2 years ago
Best ResponseYou've already chosen the best response.2ok, I'll give you that one, because it's a bit tricky, it's actually i. i * i = 1

m_charron2
 2 years ago
Best ResponseYou've already chosen the best response.2ok, perfect, so sqrt of 16 = sqrt 16 * sqrt 1 = 4 * i

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1but its negative 16 under the square root....

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1and none of that is one of my choices

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1all of my choices look like fractions

m_charron2
 2 years ago
Best ResponseYou've already chosen the best response.2Yup, and it's still works because of this : \[\sqrt{xy} = \sqrt{x} * \sqrt{y}\] right, so once you solve the the denominator, go back to hashsam1's solution

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1thank you so much for all of your help!

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1its 16 + 28i over 65

starrhunter
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1337101312782:dw
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