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If the angle between two st lines repre...

If the angle between two st lines represented by `2x^(2)+5xy+3y^(2)+7y+4=0` is `tan^(-1)` m then m equals

A

1

B

7

C

`1/5`

D

`7/5`

Text Solution

Verified by Experts

The correct Answer is:
C
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