MCQ
यदि $f(x)=\left(x^2-1\right)$ और $g(x)=(2 x+3)$ तो $(g o f)(x)=?$
  • $\left(2 x^2+1\right)$
  • B
    $\left(2 x^2+3\right)$
  • C
    $\left(3 x^2+2\right)$
  • D
    इनमें से कोई नहीं

Answer

Correct option: A.
$\left(2 x^2+1\right)$
A

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