Q1 of 87 Page 53

Choose the correct answer for the following question.
One of the roots of equation x² + mx – 5 = 0 is 2; find m.

, Put value of x = 2

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.

which of the following statement is true for this given equation?

Which of the following equations is quadratic?

(1) x² + 2x + 11 = 0

(2) x² – 2x + 5 = x²

(3) (x + 2)² = 2x²

Find the value of discriminant for each of the following equation.

2y² – y + 2 = 0

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

Choose the correct answer for the following question.One of the roots of equation x2 + mx – 5 = 0 is 2; find m.