Simplification problems
- 1. If a + b = 8 and ab = 15, then what is the value of a3 + b3?
Options- A. 98
- B. 152
- C. 124
- D. 260 Also asked in: Bank Exams
Correct Answer: 152
- 2. Point A (4 , 2) divides segment BC in the ratio 2:5. Co-ordinates of B are (2 , 6) and C are (7 , y). What is the value of y?
Options- A. 8
- B. -8
- C. 6
- D. -6 Also asked in: Bank Exams
Correct Answer: -8
- 3. Tan 45° + Cosec 60° =
Options- A. (1 + 2?2)/2
- B. (?3 + 2)/?6
- C. 5/?3
- D. (3 + 2?3)/3 Also asked in: Bank Exams
Correct Answer: (3 + 2?3)/3
- 4. ?XYZ is right angled at Y. If m?Z = 60°, then Cosec X =
Options- A. 2
- B. 1/2
- C. 1/?2
- D. 1/?3 Also asked in: Bank Exams
Correct Answer: 2
- 5. If Cosec ? = 17/8, then Cot ? = ?
Options- A. 17/8
- B. 15/8
- C. 8/15
- D. 17/15 Also asked in: Bank Exams
Correct Answer: 15/8
- 6. What is the area (in sq cm) of a regular hexagon of side 9 cm?
Options- A. 50?3
- B. 300?3
- C. 243?3/2
- D. 200?3 Also asked in: Bank Exams
Correct Answer: 243?3/2
- 7. If 2/3(6x/5 - 1/4) + 1/3 = 9x/5, then what is the value of x?
Options- A. 1/6
- B. -1/6
- C. 1/5
- D. -1/5 Also asked in: Bank Exams
Correct Answer: 1/6
- 8. What is the value of Cot 45°+ 1/3 Cosec 60° ?
Options- A. ?3 + 2
- B. (9 + 2?3)/9
- C. ?3
- D. (2?2 + 3)/?6 Also asked in: Bank Exams
Correct Answer: (9 + 2?3)/9
- 9. ? DEF is right angled at E. If m?F = 45, then what is the value of Sin F x Tan F?
Options- A. ?2
- B. 1/?3
- C. 1/?2
- D. 2/?3 Also asked in: Bank Exams
Correct Answer: 1/?2
- 10. If Cot ? = 21/20, then what is the value of Sec ??
Options- A. 29/21
- B. 21/29
- C. 29/20
- D. 20/29 Also asked in: Bank Exams
Correct Answer: 29/21
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