यदि $f(x) = |x| + |x - 1| + |x - 2|$,$x \in R$ है,तो $\int_{0}^{3} f(x) \, dx = $

  • A
    $9/2$
  • B
    $15/2$
  • C
    $19/2$
  • D
    इनमें से कोई नहीं

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यदि $I = \int_{0}^{\frac{\pi}{6}} \frac{\cos x}{x} dx$ और $J = \int_{\frac{\pi}{3}}^{\frac{\pi}{2}} \frac{\cos x}{x} dx$ है,तो निम्नलिखित में से कौन सा सही है?

समाकलन $\int_{-1/2}^{1/2} \left[ \left( \frac{x+1}{x-1} \right)^2 + \left( \frac{x-1}{x+1} \right)^2 - 2 \right]^{1/2} dx$ का मान ज्ञात कीजिए।

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यदि $\int_1^2 \frac{dx}{(x^2-2x+4)^{\frac{3}{2}}} = \frac{k}{k+5}$ है,तो $k$ का मान ज्ञात कीजिए।

$ \int_{0}^{1} \sqrt{\frac{1+x}{1-x}} \, dx = $

$\int_0^{16} \frac{\sqrt{x}}{1+\sqrt{x}} d x=$

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