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alassen
 2 years ago
Simplify the expression: √108 + √27
alassen
 2 years ago
Simplify the expression: √108 + √27

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alassen
 2 years ago
Best ResponseYou've already chosen the best response.0Choices: A. 3√15 B. 3i√15 C. 9i√3 D. 9√3

cwrw238
 2 years ago
Best ResponseYou've already chosen the best response.1look for perfect squares in the factors of each number eg √27 = √3 * √9 = 3i √3 now do a similar process with √128

alassen
 2 years ago
Best ResponseYou've already chosen the best response.0biggest perfect square in 128 is 16

touseii45
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1365030037227:dw

cwrw238
 2 years ago
Best ResponseYou've already chosen the best response.1√108 = √4 * √27i = 6i √3 so adding them gives 9i √3

cwrw238
 2 years ago
Best ResponseYou've already chosen the best response.1sorry i wrote 128 instead of 108
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