Simplification problems
- 1. If P=9, Q= 17 then the value of p2-q2-13
Options- A. 4
- B. 1/4
- C. 3
- D. 1/3 Also asked in: Bank Exams
Correct Answer: 1/4
- 2. If ? and ? are roots of the equation 3x2 ? 13x + 14 = 0 , then what is the value of (?/?) + (?/?)?
Options- A. 65/28
- B. 53/14
- C. 9
- D. 85/42 Also asked in: Bank Exams
Correct Answer: 85/42
- 3. If a + b + c = 9 and ab + bc + ca = 18, then what is the value of a3 + b3 + c3 ? 3abc ?
Options- A. 189
- B. 243
- C. 361
- D. 486 Also asked in: Bank Exams
Correct Answer: 243
- 4. If 5x = 30-y = 6z , then what is the value of (xy + yz + zx)/xyz?
Options- A. 0
- B. 1
- C. 2
- D. 3 Also asked in: Bank Exams
Correct Answer: 0
- 5. If sec (3x ? 20°) = cosec (3y + 20°), then what is the value of tan (x + y)?
Options- A. 1
- B. ?3
- C. 1/?3
- D. 2?3 Also asked in: Bank Exams
Correct Answer: 1/?3
- 6. If cot A = n/(n + 1) and cot B = 1/(2n + 1), then what is the value of cot (A + B)?
Options- A. -1
- B. 0
- C. 1
- D. 2 Also asked in: Bank Exams
Correct Answer: -1
- 7. If angles of measure (5y + 62°) and (22° + y) are supplementary , then value of y is
Options- A. 16°
- B. 32°
- C. 8°
- D. 1° Also asked in: Bank Exams
Correct Answer: 16°
- 8. If cos?cos?=m and cos?sin?=n, then the value of m2+n2 cos2? is
Options- A. n2
- B. m2
- C. mn
- D. 1 Also asked in: Bank Exams
Correct Answer: n2
- 9. If 3P/5 = 7Q/2 = 7R/5, then what is the ratio of p, Q and R respectively?
Options- A. 3 : 2 : 5
- B. 3 : 35 : 14
- C. 5 : 7 : 5
- D. 35 : 6 : 15 Also asked in: Bank Exams
Correct Answer: 35 : 6 : 15
- 10. What is the value of 1xp-q+1+1xq-p+1 ?
Options- A. 0
- B. 1
- C. x
- D. cant determine Also asked in: Bank Exams
Correct Answer: 1
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