Let f(x)=ab sin x+bsqrt(1-a^(2))cosx+c, ...

Let `f(x)=ab sin x+bsqrt(1-a^(2))cosx+c`, where `|a|lt1,bgt0` then

`{b-c, b+c}`

`{b+c, b-c}`

`{c-b, b+c}`

None of these

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Let f(x)=ab sin x+bsqrt(1-a^(2))cosx+c, where |a|lt1,bgt0 then
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