Simplification problems
- 1. What is the value of tan 300°?
Options- A. -1/2
- B. -1/?2
- C. -?3
- D. -?3/2 Also asked in: Bank Exams
Correct Answer: -?3
- 2. If cotA/?(1 + cot2A) = x , then the value of x is
Options- A. sinA
- B. cosecA
- C. secA
- D. cosA Also asked in: Bank Exams
Correct Answer: cosA
- 3. What is the value of ?[(1 - cosA)/(1 + cosA)]?
Options- A. cosecA - cotA
- B. cosecA + cotA
- C. secA - cotA
- D. secA + cotA Also asked in: Bank Exams
Correct Answer: cosecA - cotA
- 4. On dividing a number by 38, we get 70 as quotient and 12 as remainder. What is the number?
Options- A. 2648
- B. 2636
- C. 2684
- D. 2672 Also asked in: Bank Exams
Correct Answer: 2672
- 5. If a + b = 8 and a2 + b2 = 34 , then value of ab is
Options- A. 30
- B. 64
- C. 98
- D. 15 Also asked in: Bank Exams
Correct Answer: 15
- 6. If 7x + 2 ? x - 2 and 7 + 2x ? 3 + 3x; then x can take which of the following values?
Options- A. 5
- B. 3
- C. -3
- D. -5 Also asked in: Bank Exams
Correct Answer: 3
- 7. If (1 + cosA)/(1 - cosA) = x, then x is
Options- A. cot2A/(secA - 1)2
- B. cot2A/(secA + 1)2
- C. tan2A/(secA + 1)2
- D. tan2A/(secA - 1)2 Also asked in: Bank Exams
Correct Answer: tan2A/(secA - 1)2
- 8. Which of the following quadratic equations has real roots?
Options- A. 4x2 - 3x + 6 = 0
- B. 2x2 + 7x + 6 = 0
- C. x2 - 2x + 4 = 0
- D. 3x2 - 4x + 3 = 0 Also asked in: Bank Exams
Correct Answer: 2x2 + 7x + 6 = 0
- 9. If 9x - 6(3 - x) = 12, then the value of x is
Options- A. 2
- B. 4
- C. 6
- D. 9 Also asked in: Bank Exams
Correct Answer: 4
- 10. If x - 2y = 2 and 3x + y = 20, then the value of (x,y) is
Options- A. (6, 2)
- B. (4, 1)
- C. (3, 2)
- D. (5, 5) Also asked in: Bank Exams
Correct Answer: (6, 2)
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