Mohit Bhardwaj
tih***@gmail.com
Member since: Jan 2025
Questions Submitted
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A box contains 120 discs, which are numbered from 1 to 120. If one disc is drawn at random from the box, find the probability that: a) it bears a 2- digit number b) the number is a perfect square.
A box contains 120 discs, which are numbered from 1 to 120. If one disc is drawn at random from the...
Posted on 13 Mar, 2025 -
Evaluate $\frac{cos 45^\circ }{tan 30^\circ + sin 60^\circ}$
Evaluate $\displaystyle \frac{cos 45^\circ }{tan 30^\circ + sin 60^\circ}$
Posted on 13 Mar, 2025 -
Verify that $\displaystyle sin 2A = \frac{2 tan A}{1 + tan^2A} for A= 30^\circ$
Verify that $\displaystyle sin 2A = \frac{2 tan A}{1 + tan^2A} for A= 30^\circ$
Posted on 13 Mar, 2025 -
Using prime factorisation, find the HCF of $180, 140$ and $210$
Using prime factorisation, find the HCF of $180, 140$ and $210$
Posted on 13 Mar, 2025 -
If $\alpha, \beta$ are zeroes of the polynomial $8x^2 - 5x - 1$, then form a quadratic polynomial in $x$ whose zeroes are $\frac{2}{\alpha}$ and $\frac{2}{\beta}$
If $\alpha, \beta$ are zeroes of the polynomial $\displaystyle 8x^2 - 5x - 1$, then form a quadratic...
Posted on 13 Mar, 2025
Answers Submitted
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