 mycollegehive

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56 questions  class-10

Find the roots of the following quadratic equations using th...

find the roots of the following quadratic equations using the quadratic formula 1) 6a2x2 - 7abx - 3b2 = 0, a ≠ 0

Find the value of k for which the quadratic equation k^2x^2 ...

find the value of k for which the quadratic equation k2x2 - 2(2k - 1)x + 4 = 0 has real and equal roots

Find the value(s) of k for which the quadratic equation (k +...

find the value(s) of k for which the quadratic equation (k + 4)x2 + (k + 1)x + 1 = 0 has equal roots

The discriminant of the quadratic equation 3√3x^2 + 10x + ...

The discriminant of the quadratic equation 3√3x2 + 10x + √3 a) 8 b) 64 c) -1/3√3 d) -√3

If ax^2 + bx + c = 0 has equal roots, then b is equal to

if ax2 + bx + c = 0 has equal roots, then b is equal to a) 2√ac b) -2√ac c) ±2√ac d) 2ac

The value of k for which 3 is a root of the equation

The value of k for which 3 is a root of the equation kx2 - 7x + 3 = 0 is a) 2 b) -2 c) 3 d) -3

Which of the following is a quadratic equation:

which of the following is a quadratic equation: a) (4 - x)(3x + 1) = 2 - 3x2 b) (x + 3)3 - 5 = x2 + 9

Find the zeors of each of the following polynomials and veri...

Find the zeors of each of the following polynomials and verify the relationship between the zeros and the coefficients: i) 7x2 - 25x - 12

The radius of the base and the height of a right circular cy...