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Let f(x) = sinx + ax+b . Then which of t...

Let f(x) = sinx + ax+b . Then which of the following is/are true ?

A

f(x) =0 has only one real root which is positive if `agt1,blt0`.

B

f(x)=0 has only one real root which is negative if `agt1,bgt0`

C

f(x)=0 has only one real root which is negative if `alt-1,blt0`.

D

None of these

Text Solution

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The correct Answer is:
A, B, C
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