List of top Mathematics Questions

The number \(π\) is a
The sum of roots of a quadratic equation \(3x^2 -7x+11=0\) is
The degree of a quadratic equation \(ax^2+bx+c=0, \ a≠0\) is
The roots of a quadratic equation \(x^2-3x-10=0\) are
The sum of first 'n' natural numbers is
The pair of equations x=0 and x=5 has
How many two-digit numbers are divisible by 3?
If the H.C.F. of any two numbers is equal to '1' then those numbers are called as
If \(α, β\) are the roots of a quadratic equation \(ax^2+bx+c=0,\ a≠0\) then \(α^2+β^2\)
In an A.P. if the first term is 4 and 9th term is 20 then 15th term is
If A= {a, b, c, d} then number of subsets of A are
If A is a skew symmetric matrx, then \(A^ {2021}\) is
Let L1 be the line joining (0, 0, 0) and (1, 2, 3) and L2 be the line joining (2, 3, 4) and (3, 4, 5). The point of intersection of L1 and L2 is
If \( U_{n+1} = 3U_n - 2U_{n-1} \) and \( U_0 = 2, U_1 = 3 \), then \( U_n \) is equal to
If \( 4^n + 15n + P \) is divisible by 9 for all \( n \in \mathbb{N} \), then the least negative integral value of \( P \) is
\( (2^{3n} - 1) \) is divisible by
If \( S = \frac{2^2 - 1}{2} + \frac{3^2 - 2}{6} + \frac{4^2 - 3}{12} + \ldots\) \text{ upto 10 terms, then S is equal to}
\( \sum_{n=1}^{m} n \cdot n! \) is equal to
The first and fifth terms of an A.P. are -14 and 2 respectively and the sum of its $n$ terms is 40. The value of $n$ is
If \( \theta \) be the angle between the vectors \( a = 2\hat{i} + 2\hat{j} - \hat{k} \) and \( b = 6\hat{i} - 3\hat{j} + 2\hat{k} \), then
If \( x, y \) and \( z \) are non-zero real numbers and \( a = x\hat{i} + 2\hat{j}, b = y\hat{j} + 3\hat{k} \) and \( c = x\hat{i} + y\hat{j} + z\hat{k} \) are such that \( a \times b = z\hat{i} - 3\hat{j} + \hat{k} \), then \( [abc] \) is equal to
If \( p = \hat{i} + \hat{j}, q = 4\hat{k} - \hat{j} \) and \( r = \hat{i} + \hat{k} \), then the unit vector in the direction of \( 3p + q - 2r \) is
The line \( \frac{x-3}{4} = \frac{y-4}{5} = \frac{z-5}{6} \) is parallel to the plane.
The angle between the lines \( \frac{x+4}{3} = \frac{y-1}{5} = \frac{z+3}{4} \) and \( \frac{x+1}{1} = \frac{y-4}{1} = \frac{z-5}{2} \)
The point of intersection of the lines \( \frac{x - 1}{1} = \frac{y - 1}{2} = \frac{z - 2}{3} \) and \( \frac{x - 5}{2} = \frac{y - 2}{1} = \frac{z - 5}{2} \)