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The angle between the two lines y-2x=9 a...

The angle between the two lines `y-2x=9 and x+2y =-7,` is

A

1) `60^(@)`

B

2) `30^(@)`

C

3) `90^(@)`

D

4) `45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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