Braham Dev

Answer to: 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 $\frac{2}{\beta}$

We are given that $ \alpha $ and $ \beta $ are the zeroes of the polynomial:

$ 8x^2 - 5x...

Answer to: Find the zeroes of the polynomial $\displaystyle p(x) = 3x^2 + x - 10$ and verify the relationship between zeroes and its coefficients

We are given the quadratic polynomial:

$ \displaystyle p(x) = 3x^2 + x - 10 $

...

Answer to: 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.

We are given a box containing $120$ discs numbered from $1$ to $120$. A disc is drawn at random, and...

Answer to: In two concentric circles centered at $O$, a chord $AB$ of the larger circle touches the smaller circle at $C$. If $OA = 3.5$ cm, $OC = 2.1$ cm, then $AB$ is equal to

We are given two concentric circles centered at $O$, where the chord $AB$ of the larger circle touch...

Answer to: Three coins are tossed together. The probability that exactly one coin shows head, is

When three coins are tossed together, the total number of possible outcomes is:

$ \displa...