MCQ
$\int_0^{2/3} {\frac{{dx}}{{4 + 9{x^2}}} = } $
- A$\frac{\pi }{{12}}$
- ✓$\frac{\pi }{{24}}$
- C$\frac{\pi }{4}$
- D$0$
$ = \frac{1}{9} \times \frac{1}{{2/3}}\left( {{{\tan }^{ - 1}}\frac{x}{{2/3}}} \right)_0^{2/3} $
$= \frac{\pi }{4} \times \frac{1}{6} = \frac{\pi }{{24}}$.
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|
$X$ |
$0$ | $1$ | $2$ | $3$ | $4$ |
| $P(X)$ | $k$ | $2$ | $4k$ | $6k$ | $64$ |
નું મૂલ્ય....... $P (1< X <4 \mid X \leq 2)$ છે