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Lines, L1 :x + sqrt3y=2, and L2 : ax+by...

Lines, `L_1 :x + sqrt3y=2, and L_2 : ax+by=1` meet at P and enclose an angle of 45° between them. Line `L_3 : y=sqrt3x` also passes through P then -

A

`a^2 + b^2 = 1`

B

`a^2 + b^2 = 2`

C

`a^2 +b^2 = 3`

D

`a^2 + b^2 = 4`

Text Solution

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The correct Answer is:
B
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