यदि $g(x)=x^2+x-1$ और $(g \circ f)(x)=4 x^2-10 x+5$ है,तो $f(2)$ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $-1$
  • C
    $2$
  • D
    $-2$

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यदि $f(x) = \frac{\alpha x}{x + 1}$,$x \ne -1$ है,तो $\alpha$ के किस मान के लिए $f(f(x)) = x$ होगा?

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यदि $f(x) = \frac{x}{2-x}$ और $g(x) = \frac{x+1}{x+2}$ है,तो $(g \circ g \circ f)(x) = $

यदि $f(x)=e^{|x|}$ और $g(x)=\log x$ है,तो $(g \circ f)(x) =$

यदि $f(x) = \sqrt{x} - 1$ और $g\{f(x)\} = x + 2\sqrt{x} + 1$ है,तो $g(x) = $

यदि $f(x) = \frac{x - 3}{x + 1}$ है,तो $f[f\{f(x)\}]$ का मान ज्ञात कीजिए।

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