Q1 of 87 Page 53

Choose the correct answer for the following question.
which of the following statement is true for this given equation?

⇒

∴

Choose the correct answer for the following question.

Which of the following quadratic equations has roots 3, 5?

Choose the correct answer for the following question.

Out of the following equations, find the equation having the sum of its roots -5.

Choose the correct answer for the following question.

One of the roots of equation x² + mx – 5 = 0 is 2; find m.

Which of the following equations is quadratic?

(1) x² + 2x + 11 = 0

(2) x² – 2x + 5 = x²

(3) (x + 2)² = 2x²

Questions · 87

2. Quadratic Equations

1 2 3 4 5 6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 3 1 2 2 2 3 3 3 4 5 6 7 7 1 2 3 4 5 6 7 8 9 10 1 1 1 1 1 1 1 1 2 3 3 3 4 5 5 5 6 6 6 7 7 7 7 7 7 8 9 10 11 12 13 14 15