List of practice Questions

If 18, x, 36 are in Arithmetic Progression, then x =

The degree of the equation \(x^2(x^2 + x + 1) = x^4 + x^3-x^2+3x-1\) is

The equation \(x^2+x-306=0\) represents that the

Any equation of the form p(x) = 0, where p(x) is a polynomial of degree 2 is called

Which of the following is a quadratic equation?

Which of the following represents the situation where Siri bought 5 apples and 6 oranges and Laxmi bought 2 apples and 15 oranges for same amount of total money?

Which of the following is not a linear equation?

If ax + b = 0, then x =

The equation x - 4y = 5 has

The quadratic polynomial whose zeroes are α, β is

The zeroes of the polynomial \(x^3 – x^2\) are

The product of the zeroes of x + 2 x ² + 1 is

The number of zeroes, a biquadratic polynomial can have at most is

Which of the following sets are finite?

If \(A∩B = B\), then the correct statement is

Set of even prime numbers is

If \(\log_{3} x^2 = 2\), then x =

\(\sqrt{2}\text{ is}\)

The smallest odd composite number is

The product of two numbers is 30. If their HCF is 5, then LCM is

The solution set of the inequality 5(4x+6) <25x+10 is

If the inequality -13 ≤ x ≤ 5 is expressed in the form |x-a|≤b, then the values of a and b are respectively

Let \(\begin{vmatrix} x-1&2&1\\2&x-1&2\\1&x+2&x-1 \end{vmatrix}=ax^3+bx^2+cx+d\), where a,b,c and d are constants. Then the value of d is

The matrix \(\begin{bmatrix} -2&1&0\\3&4&1\\-4&\lambda&0 \end{bmatrix}\) is non-singular for \(\lambda\ne\)

If \(AB=\begin{bmatrix} 4&3\\5&4 \end{bmatrix}\) and \(A^{-1}=\begin{bmatrix} 3&-2\\-1&1 \end{bmatrix}\), then B=