Simplification problems
- 1. If a+1b = 1 and b+1c = 1 then c+1a = ?
Options- A. 0
- B. 2
- C. 1
- D. 3 Also asked in: Bank Exams
Correct Answer: 1
- 2. If x = y + 2 then x3 - y3 - z3 is
Options- A. 0
- B. 3xyz
- C. -3xyz
- D. 1 Also asked in: Bank Exams
Correct Answer: 3xyz
- 3. If a + b + c + d = 4, then the value of 1(1-a)(1-b)(1-c) + 1(1-b)(1-c)(1-d) + 1(1-c)(1-d)(1-a) + 1(1-d)(1-a)(1-b)
Options- A. 0
- B. 1
- C. 4
- D. 1+ abcd Also asked in: Bank Exams
Correct Answer: 0
- 4. If a = 1/a-5, then the value of a + 1/a = ?
Options- A. ?29
- B. ?-29
- C. - ?29
- D. ?27 Also asked in: Bank Exams
Correct Answer: ?29
- 5. If a+1b= b+1c = c+1a (a , b, c are not equal) then the value of abc =
Options- A. + 1
- B. - 1
- C. +1 & -1
- D. None of the options Also asked in: Bank Exams
Correct Answer: +1 & -1
- 6. If ax + by = 1 and bx + ay = 2aba2+b2 then x2+y2a2+b2 is equal to
Options- A. 1
- B. 2
- C. 0.5
- D. 0 Also asked in: Bank Exams
Correct Answer: 1
- 7. If x, y, z are the three factors of a3 -7a - 6 , then value of x+y+z will be
Options- A. 3a
- B. 3
- C. 6
- D. a Also asked in: Bank Exams
Correct Answer: 3a
- 8. If secA + tanA = a, then the value of cosA is
Options- A. a2+12a
- B. 2aa2+1
- C. a2-12a
- D. 2aa2-1 Also asked in: Bank Exams
Correct Answer: 2aa2+1
- 9. If sin P + cosec P = 2, then the value of sin7P + cosec7P is
Options- A. 1
- B. 2
- C. 3
- D. 0 Also asked in: Bank Exams
Correct Answer: 2
- 10. If cosx.cosy + sinx.siny = -1 then cosx + cosy is
Options- A. -2
- B. 1
- C. 0
- D. 2 Also asked in: Bank Exams
Correct Answer: 0
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