Q.
The line x−23=y−12=z−1−1 intersects the curve x2−y2=a2 ; z=0 then absolute value of a is equal to
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answer is 4.
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Detailed Solution
For the point where the line intersects the curve, we have z = 0 So, x−23=y−12=0−1−1⇒x=5 and y=3 Putting these values in x2−y2=a2, we get a2=16 i.e., a=±4
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