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12. lf a and b are two arbitrary constan...

12. lf a and b are two arbitrary constants, then the straight line `(a-2b)x+ (a+3b)y + 3a+ 4b = 0 `will pass through (A) (-1, -2) (B) (1,2) (C) (-2, -3) (D) (2,3)

A

`(-1, -2)`

B

`(1,2)`

C

`(-2, -3)`

D

`(2,3)`

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The correct Answer is:
A
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