Advertisements
Advertisements
प्रश्न
Find the value of the discriminant in the following quadratic equation:
2x2 - 5x + 3 = 0
उत्तर
2x2 - 5x + 3 = 0
Discriminant- b2 - 4ac
(-5)2 - 4(2)(3)
= 25 -24
= 1
APPEARS IN
संबंधित प्रश्न
Determine the nature of the roots of the following quadratic equation:
`3/5x^2-2/3x+1=0`
Determine the nature of the roots of the following quadratic equation :
4x2 - 8x + 5 = 0
Without solving the following quadratic equation, find the value of ‘p’ for which the given equation has real and equal roots:
x² + (p – 3) x + p = 0
Find the value of k so that sum of the roots of the quadratic equation is equal to the product of the roots:
kx2 + 6x - 3k = 0, k ≠ 0
Find the least positive value of k for which the equation x2 + kx + 4 = 0 has real roots.
Choose the correct answer from the given four options :
If the equation 2x² – 6x + p = 0 has real and different roots, then the values of p are given by
If x2 (a2 + b2) + 2x (ac + bd) + c2 +d2 = 0 has no real roots, then:
Find the roots of the quadratic equation by using the quadratic formula in the following:
–x2 + 7x – 10 = 0
Find the roots of the quadratic equation by using the quadratic formula in the following:
`x^2 - 3sqrt(5)x + 10 = 0`
If 4 is a root of equation x2 + kx – 4 = 0; the value of k is ______.