$\lim _{x \rightarrow \frac{\pi}{4}} \frac{2 \sqrt{2}-(\cos x+\sin x)^3}{1-\sin 2 x}=$

  • A
    $\frac{1}{\sqrt{2}}$
  • B
    $\frac{3}{2}$
  • C
    $\frac{3}{\sqrt{2}}$
  • D
    $\frac{\sqrt{3}}{2}$

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જો $\mathop {\lim }\limits_{x \to \infty } {\left( {1 + \frac{a}{x} + \frac{b}{{{x^2}}}} \right)^{2x}} = {e^2}$ હોય,તો $a$ અને $b$ ની કિંમતો શોધો.

$n$ બાજુઓ ધરાવતા નિયમિત બહુકોણના અંતઃકોણની મર્યાદા (limit) જ્યારે $n \rightarrow \infty$ હોય ત્યારે શું થાય?

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