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Algebraic Identity: (a + b)^2 = a^2 + b^2 + 2ab

40. f:R–>R be...

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40. f:R-->R be defined as f(x)=x+sinx+7, then check whether f(x) is one-one or many-one?

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Similar questions

Q. Check whether

f : R \to R

be a function defined by

f (x) = \frac{x^{2} + 2 x + 5}{x^{2} + x + 1}

is one-one or not.

Q. Let a function

f : R \to R

f (x) = x^{2} - \frac{x^{2}}{1 + x^{2}}

x \in R

. Then state whether

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f : R \to R

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