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EvelynW
 3 years ago
Can someone show me the step to solve this please. I've looked at the examples that my teach provided and in my book but there are none for this type of problem. Thanks
Express in terms of i.
Root 225 + root 49
EvelynW
 3 years ago
Can someone show me the step to solve this please. I've looked at the examples that my teach provided and in my book but there are none for this type of problem. Thanks Express in terms of i. Root 225 + root 49

This Question is Closed

Eherre1989
 3 years ago
Best ResponseYou've already chosen the best response.2any time you have a sum of a negative number in a square root you write i so for the firstone it is 15i + 7i= 22i

shashi20008
 3 years ago
Best ResponseYou've already chosen the best response.2We have \[\sqrt{1} = i\]now \[\sqrt{225} = \sqrt{225}\times \sqrt{1} = 15i\]similarly, \[\sqrt{49} = 7i\]. Add them and you have your answer.. :)

EvelynW
 3 years ago
Best ResponseYou've already chosen the best response.0K thank you. Know I can take it from there :)
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