Discussion
Home ‣ Aptitude ‣ Simplification Comments
- Question
If x2-2x+1=0, then the value of x4+1x4 is
Options- A. 0
- B. 1
- C. 2
- D. 3
- Correct Answer
- 1
- 1. If a+b=5 then the value of a-37+b-27 is
Options- A. 27
- B. 37
- C. 1
- D. 0 Discuss
- 2. What is the simplified value of cosec 2A + cot 2A?
Options- A. sec A
- B. sec (A/2)
- C. cot A
- D. cot2 A Discuss
- 3. What is the simplified value of sin2(90??)?[sin(90??)sin?/tan?] ?
Options- A. 1
- B. cosec ?
- C. 0
- D. cos ? Discuss
- 4. If x2 + (1/x2) = 1 , then what is the value of x48 + x42 + x36 + x30 + x24 + x18 + x12 + x6 + 1 ?
Options- A. -9
- B. 0
- C. 1
- D. 9 Discuss
- 5. If a(a + b + c) = 45, b(a + b + c) = 75 and c(a + b + c) = 105, then what is the value of (a2 + b2 + c2 ) ?
Options- A. 75
- B. 83
- C. 217
- D. 225 Discuss
- 6. The length of a median of an equilateral triangle is 12?3 cms. Then the area of the triangle is
Options- A. 144 sq. cms
- B. 288?3 sq. cms
- C. 144?3 sq. cms
- D. 288sq.cms Discuss
- 7. 0 is the circumference of a triangle ?ABC . The point A and the chord BC are on the opposite side of O. If ?BOC=150° then the value of ?BAC is
Options- A. 65°
- B. 60°
- C. 70°
- D. 75° Discuss
- 8. In an acute-angled triangle ABC is Sin(B+A+C)= 32 and tan(C+A-B)=1, then C is equal to
Options- A. 37.5°
- B. 67.5°
- C. 52.5°
- D. 72.5° Discuss
- 9. If SinX-CosX=1, where 'X' is an acute angle, the value of SinX+CosX is
Options- A. 0
- B. 1
- C. 1/2
- D. 2 Discuss
- 10. If (x ? 2) and (x + 3) are the factors of the equation x2 + k1x + k2 = 0 , then what are the values of k1 and k2?
Options- A. k1 = 6, k2 = ? 1
- B. k 1 = 1, k 2 = ? 6
- C. k 1 = 1, k2 = 6
- D. k1 = ? 6, k2 = 1 Discuss
Simplification problems
Search Results
Correct Answer: 0
Correct Answer: cot A
Correct Answer: 0
Correct Answer: 1
Correct Answer: 83
Correct Answer: 144?3 sq. cms
Correct Answer: 75°
Correct Answer: 52.5°
Correct Answer: 1
Correct Answer: k 1 = 1, k 2 = ? 6
Comments
There are no comments.More in Aptitude:
Programming
Copyright ©CuriousTab. All rights reserved.