MCQ
વિકલ સમીકરણ ${\sin ^2}x.\frac{{dy}}{{dx}} + y = 1$ નો સંકલ્યકારક અવયવ $........$ છે.
- A${e^{\cot x}}$
- ✓${e^{ - \cot x}}$
- C${e^{ - \tan x}}$
- D${e^{\sec x}}$
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$\,P[B/(A \cup B)^c] = .....$