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यदि (If) `y=sqrt(cos(1+x^(2)))` (find) `(dy)/(dx)` ज्ञात करें । |
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Answer» `(dy)/(dx)=(d)/(d cos(1+x^(2)))sqrt(cos(1+x^(2)))*(d)/(d(1+x^(2)))cos(1+x^(2))*(d)/(dx)(1+x^(2))` `=(1)/(2sqrt(cos(1+x^(2)))){-sin(1+x^(2))}2x=-(x sin(1+x^(2)))/(sqrt(cos(1+x^(2))))` |
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