Practice Test · Class 10

Quadratic Equations

10 questions randomised from the chapter. Type each final answer and submit to see your score.

00:01

0/10 attempted

Product of two consecutive positive integers

= 306

. Find them.

Solve

\sqrt 3 x^2 + 10x + 7\sqrt 3 = 0

Find

k

x^2 + 2(k+1)x + k^2 = 0

has equal roots.

Sum of squares of two consecutive odd positive integers

= 290

. Find them.

Discuss nature of roots of

2x^2 - 6x + 3 = 0

Roots of

2x^2 + x - 4 = 0

by quadratic formula.

Solve

x + 1/x = 10/3

Solve

x^2 - 5x = 0

Solve

x^2 - 3x - 10 = 0

A train travels

360

km at uniform speed. If speed had been

5

km/h more, it would have taken

1

h less. Find its speed.