Solve the quadratic equation 2 x^2-5 x-1=0 for x. - Vidyadip

Question

Solve the quadratic equation $2 x^2-5 x-1=0$ for $x$.

✓

Answer

$\frac{5 \pm \sqrt{33}}{4}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from Quadratic Equations→Quadratic Equations — all question types→Maths STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

Find the probability of getting a head when a coin is tossed once. Also find the probability of getting a tail.

Evaluate: $\tan 40^{\circ} \times \tan 50^{\circ}$

Prove the given identity, where the angles involved are acute angles for which the expressions are defined. $\sqrt { \frac { 1 + \sin A } { 1 - \sin A } }$ = sec A + tan A

Write the values of k for which the system of equations x + ky = 0, 2x - y = 0 has unique solution.

The side of an equilateral triangle is equal to the radius of a circle whose area is $154\ cm^{2}$. The area of the triangle is :

Write the common difference of an A.P. whose nth term is $a_n=3 n+7$.

Each side of an equilateral triangle is $8\ cm$. Its area is :

Write the coordinates the reflections of point (3, 5) in x and y-axes.

How many revolutions a circular wheel of radius r metres makes in covering a distance of s metres?

Volume and surface area of a solid hemisphere are numerically equal.
What is the diameter of hemisphere?