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The number of distinct real roots of |{:...

The number of distinct real roots of `|{:(sinx,cosx,cosx),(cosx,sinx,cosx),(cosx,cosx,sinx):}|=0` in the interval `-pi/4lexlepi/4` is `"........." `

A

0

B

2

C

1

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
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