Question

The LCM of 165xy and 77x 3 y is _____. please help

A.1,155x 3y
B.11xy
C.12,705x 4y 2
D.105x 3y

Answer 1

Solution:

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Given & To find:

LCM{165xy, 77x × 3y}=?

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By factorizing the given data,.
We get,.

165xy = 3 × 5 × 11 × x × y,.
 231xy = 3 × 7 × 11 × x × y                   ∴ (77x × 3y = 231xy)

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LCM = Factors of maximum power

         = 3 × 5 × 7 × 11 × x × y

         = 1155xy

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                                               Hope it Helps !!

Answer 2

the answer is B. I did this answer on my quiz and i got it right. hope it helps!!!