Summon to material witness, or examination of person present is provided as per

Some friends decided to go on picnic and the amount fixed for expenditure was kept ₹ 768 . Due to non-arrival of four friends, the friends who participated in picnic beared an additional amount of ₹ 16 per friend. How many friends participated in picnic?

If a + b = 13 and $$a^3+b^3=559$$​. Find the value of $$a^2+b^2 .$$​​

If two natural numbers a and b are such that $$a^2-b^2=17,a>b$$​ ，then a possible value of $$a^2+b^2-ab$$​ will be

The sum of squares of all the roots of the equation:
​$$\left(x + \frac{1}{x}\right)^2 - 4 = \frac{3}{2} \left(x - \frac{1}{x}\right), x \neq 0$$ is:

What is the remainder when the polynomial x¹⁰⁰ – 2x⁵¹ + 1 is divided by (x² – 1) ?

The cost of 2 pens and 5 pencils is ₹ 57. If the cost of a pen is increased by ₹ 1.50 and that of a pencil is decreased by ₹ 1, then the cost of 5 pens and 3 pencils is ₹ 109. What is the original cost of 3 pens and 4 pencils?

One of the factors of 6x² – 24xy + 17x + 24y² – 34y + 5 is: