Simplification problems
- 1. What is the value of sin (??/3) + cos(??/6)?
Options- A. 0
- B. 1
- C. 2
- D. 3 Also asked in: Bank Exams
Correct Answer: 0
- 2. If ? is acute angle and tan ? ? cot ? = 0, then what is the value of tan26? + cot100? ?
Options- A. -2
- B. 0
- C. 1
- D. 2 Also asked in: Bank Exams
Correct Answer: 2
- 3. If sin 3? sec 2? = 1, then what is the value of [3 tan2(5?/2) ? 1] ?
Options- A. 0
- B. 1
- C. 2
- D. 3 Also asked in: Bank Exams
Correct Answer: 2
- 4. If a + b + c = 11 and ab + bc + ca = 17, then what is the value of a3 + b3 + c3 ? 3abc ?
Options- A. 121
- B. 168
- C. 300
- D. 770 Also asked in: Bank Exams
Correct Answer: 770
- 5. If (x/5) + (5/x) = ? 2, then what is the value of x3 ?
Options- A. ?125
- B. 5
- C. 1/125
- D. 625 Also asked in: Bank Exams
Correct Answer: ?125
- 6. What is the simplified value of [2/(cot A ? tan A)]?
Options- A. sin A cos A
- B. tan 2A
- C. sin2 A
- D. cos2 A Also asked in: Bank Exams
Correct Answer: tan 2A
- 7. What is the simplified value of (sec4 A ? tan2 A) ? (tan4 A + sec2 A) ?
Options- A. -1
- B. 1/2
- C. 1
- D. 0 Also asked in: Bank Exams
Correct Answer: 0
- 8. If x + (1/x) = 2, then what is the value of x21 + (1/x1331) ?
Options- A. 0
- B. 1
- C. 2
- D. 3 Also asked in: Bank Exams
Correct Answer: 2
- 9. Find x, if 5x-6+5x+6 = 6
Options- A. -4
- B. 0
- C. 2
- D. 4 Also asked in: Bank Exams
Correct Answer: 2
- 10. When [x + (1/x)] = 5, then what is the value of [x ? (1/x)]?
Options- A. 11
- B. ± ?22
- C. 21
- D. ± ?21 Also asked in: Bank Exams
Correct Answer: ± ?21
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