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If alpha and beta are the roots of equat...

If `alpha` and `beta` are the roots of equation `(k+1) tan^(2)x-sqrt2lambda tan=1-k and tan^(2)(alpha+beta)=50`. Find the value of `lambda`

A

10

B

5

C

7

D

12

Text Solution

Verified by Experts

The correct Answer is:
A
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