Complex Quadratic Equation for SBI PO 2018: 30 May

Complex Quadratic Equation for SBI PO 2018: 30 May

Directions (Q. 1-10): In each of these questions, two equations (I) and (II) are given. You have to solve both the equations and give answer

• 1) if x > y
• 2) if x > y
• 3) if x < y
• 4) if x < y
• 5) if x = y or no relation can be established between x and y.

1. 

I. 35 x² – 53 x + 20 = 0

II. 56 y² – 97 y + 42 = 0

2. 

I. x = ³√4913

II. 13 y + 3 x = 246

3. 

I. x² – 5 x – 14 = 0

II. y² + 7 y + 10 = 0

4. 

I. x² – 3481 = 0

II. 3 y² = ³√216000

5. 

I. 5 x² + 2 x – 3 = 0

II. 2 y² + 7 y + 6 = 0

6. 

I. 20 x² – 67 x + 56 = 0

II. 56 y² – 67 y + 20 = 0

7. 

I. x4 = 65536

II. y = ³√4096

8. 

I. 2 x² + 11 x – 40 = 0

II. 4 y² – 27 y + 44 = 0

9. 

I. 7 x = 4 y + 85

II. y = ³√17576

10. 

I. x² = 14641

II. y = √14641

Answers:

1. 3
2. 1
3. 2
4. 5
5. 1
6. 1
7. 4
8. 3
9. 1
10. 4