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A straight line l(1) with equation x - ...

A straight line `l_(1)` with equation ` x - 2y + 10 = 0 ` meets the circle with equation` x^(2) + y^(2) = 100` at B in the first quadrant. A line through B perpendicular to ` l_(1)` cuts the y-axis at P(0,t) . The value of t is

A

12

B

15

C

20

D

25

Text Solution

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The correct Answer is:
C
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