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Home Aptitude Simplification Comments

  • Question
  • In ?ABC if the median AD=1/2 BC, then ?BAC is


  • Options
  • A. 90°
  • B. 45°
  • C. 60°
  • D. 75°

  • Correct Answer
  • 90° 

  • Tags: Bank Exams

    Simplification problems


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    • 1. If 2x+2x=3, then the value of x3+1x3+2 is

    • Options
    • A. 3/4
    • B. 4/5
    • C. 5/8
    • D. 7/8
    • Discuss
    • 2. If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c

    • Options
    • A. 0
    • B. 1
    • C. 2
    • D. 3
    • Discuss
    • 3. If sin? + cos? = 1, then the sin? cos? is equal to

    • Options
    • A. 0
    • B. 1
    • C. 1/2
    • D. -1/2
    • Discuss
    • 4. If x+1x=5, then the value of x1+x+x2 is

    • Options
    • A. 1/5
    • B. 1/6
    • C. 5
    • D. 6
    • Discuss
    • 5. If a+b=2c then the value of aa-c+cb-c is equal to (where a?b?c )

    • Options
    • A. -1
    • B. 1
    • C. 0
    • D. 1/2
    • Discuss
    • 6. If sin?+cos?sin?-cos?=3, then the value of sin4?-cos4? is

    • Options
    • A. 4/3
    • B. 3/4
    • C. 5/3
    • D. 3/5
    • Discuss
    • 7. If (x2/yz) + (y2/zx) + (z2/xy) = 3 , then what is the value of (x + y + z)3 ?

    • Options
    • A. 0
    • B. 1
    • C. 2
    • D. 3
    • Discuss
    • 8. If x1/4 + x-1/4 = 2 , then what is the value of x81 + (1/x81) ?

    • Options
    • A. -2
    • B. 0
    • C. 1
    • D. 2
    • Discuss
    • 9. 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
    • 10. 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


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