Question
यदि $y = {x^{\sin x}},$ तो $\frac{{dy}}{{dx}} = $
$\therefore$ ${{dy} \over {dx}} = {x^{\sin x}}\left[ {\frac{{\sin x + x\cos x{{\log }_e}x}}{x}} \right]$.
$={{x}^{\sin x}}\left[ \frac{\sin x+x\cos x{{\log }_{e}}x}{x} \right]$
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| $x_i$ | $2$ | $4$ | $6$ | $8$ | $10$ | $12$ | $14$ | $16$ |
| $f_i$ | $4$ | $4$ | $\alpha$ | $15$ | $8$ | $\beta$ | $4$ | $5$ |
के माध्य तथा प्रसरण क्रमशः $9$ तथा $15.08$ हैं, तो $\alpha^2+\beta^2-\alpha \beta$ का मान है________________
$\log _e\left(\frac{6 x^2+5 x+1}{2 x-1}\right)+\cos ^{-1}\left(\frac{2 x^2-3 x+4}{3 x-5}\right)$ का
प्रांत $(\alpha, \beta) \cup(\gamma, \delta]$ है, तो $18\left(\alpha^2+\beta^2+\gamma^2+\delta^2\right)$ बराबर है