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The straight line through P(x1, y1) incl...

The straight line through `P(x_1, y_1)` inclined at an angle `theta` with the x-axis meets the line `a x+b y+c=0\ in\ Qdot` Find the length of `P Qdot`

A

`|{:(ax_(1)+by_(1)+c)/(sqrt((a^(2)+b^(2)))):}|`

B

`|{:(ax_(1)+by_(1)+c)/(acostheta+bsin theta):}|`

C

`(ax_(1)+by_(1)+c)/(acostheta-bsintheta)`

D

`-(ax_(1)+by_(1)+c)/(asin theta+bcostheta)`

Text Solution

Verified by Experts

The correct Answer is:
B
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