If f:R->R, and f(x)=ax + sinx +a, then

f(x) is one-one function if a belongs to R

f(x) is one-one function if a belongs to R -[-1,1]

f(x) is one-one function if a belongs to R – {0}

f(x) is one-one function if a belongs to R – {-1}

abhishek , 5 Years ago

Grade 12th pass