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If (x) is a function given by f(x)|{:(...

If (x) is a function given by
`f(x)|{:(sinx , sin a, sin b),(cosx,cosa,cosb),(tan x , tan a, tan b):}|"where"0 lt altblt(pi)/(2)`
Then the equatiion f'(x)=0

A

atleast one root

B

atmost one root

C

no root

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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