MCQ
$\sin ^{-1}(1-x)-2 \sin ^{-1} x=\frac{\pi}{2}$, તો $x=$_______.
- A$0, \frac{1}{2}$
- B$1, \frac{1}{2}$
- ✓$0$
- D$\frac{1}{2}$
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$E_1$ : Six fair dice are rolled and at least one die shows six.
$E_2$ : Twelve fair dice are rolled and at least two dice show six.
Let $p_1$ be the probability of $E_1$ and $p_2$ be the probability of $E_2$. Which of the following is true?