Quadratic Equation
Paper I
1. Solve x2 + 10x + 21 =0
2. 10x2 – 19x + 6 =0
3. Solve by perfect square method x2 – 6x -16 = 0
4. Solve by perfect square method x2 – 3x – 4 = 0
5. Solve by formula method 4x2 + 6x – 9 = 0
6. Solve by formula method 4x2 -4x – 5 = 0
7. Solve y4 – 7y2 + 12 = 0
8. 6m + 11 = 10
m
9. The product of two consecutive natural number is 42. Find the numbers
10. The length of a rectangle is greater than twice its breadth by 2. The area of a rectangle is 24 sqcm. Find length and breadth.
Paper I
1. Solve x2 + 10x + 21 =0
2. 10x2 – 19x + 6 =0
3. Solve by perfect square method x2 – 6x -16 = 0
4. Solve by perfect square method x2 – 3x – 4 = 0
5. Solve by formula method 4x2 + 6x – 9 = 0
6. Solve by formula method 4x2 -4x – 5 = 0
7. Solve y4 – 7y2 + 12 = 0
8. 6m + 11 = 10
m
9. The product of two consecutive natural number is 42. Find the numbers
10. The length of a rectangle is greater than twice its breadth by 2. The area of a rectangle is 24 sqcm. Find length and breadth.