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#33084
Shikha Dhingra
Participant

Hi Ken

I have a doubt in lesson 34 practice 4 ( Q-2 ) .

Find the angle between lines y=2x and y=3x

1         2         √5

1         3          √10

____________________________

7        -1                √50

I got -1 in second place but the answer is 1 . Pls clarify

 

 

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