JEE Questions for Maths Equations And Inequalities Quiz 13 - MCQExams.com


Maths-Equations and Inequalities-28582.png

  • Maths-Equations and Inequalities-28583.png
  • 2)
    Maths-Equations and Inequalities-28584.png

  • Maths-Equations and Inequalities-28585.png

  • Maths-Equations and Inequalities-28586.png

Maths-Equations and Inequalities-28588.png
  • 2
  • 4
  • 6
  • 8
If the roots of x2 – bx + c = 0 are two consecutive integers, then b2 – 4c is
  • 1
  • 2
  • 3
  • 4

Maths-Equations and Inequalities-28591.png

  • Maths-Equations and Inequalities-28592.png
  • 2)
    Maths-Equations and Inequalities-28593.png

  • Maths-Equations and Inequalities-28594.png

  • Maths-Equations and Inequalities-28595.png

Maths-Equations and Inequalities-28597.png

  • Maths-Equations and Inequalities-28598.png
  • 2)
    Maths-Equations and Inequalities-28599.png

  • Maths-Equations and Inequalities-28600.png
  • None of these
The equation formed by decreasing each root of ax2 = bx + c = 0 by 1 is 2x2 + 8x + 2= 0, then
  • a = –b
  • b = –c
  • c = –a
  • b = a + c

Maths-Equations and Inequalities-28603.png

  • Maths-Equations and Inequalities-28604.png
  • 2)
    Maths-Equations and Inequalities-28605.png

  • Maths-Equations and Inequalities-28606.png
  • None of these

Maths-Equations and Inequalities-28608.png

  • Maths-Equations and Inequalities-28609.png
  • 2)
    Maths-Equations and Inequalities-28610.png

  • Maths-Equations and Inequalities-28611.png

  • Maths-Equations and Inequalities-28612.png

Maths-Equations and Inequalities-28614.png

  • Maths-Equations and Inequalities-28615.png
  • 2)
    Maths-Equations and Inequalities-28616.png

  • Maths-Equations and Inequalities-28617.png

  • Maths-Equations and Inequalities-28618.png

Maths-Equations and Inequalities-28620.png

  • Maths-Equations and Inequalities-28621.png
  • 2)
    Maths-Equations and Inequalities-28622.png

  • Maths-Equations and Inequalities-28623.png

  • Maths-Equations and Inequalities-28624.png

Maths-Equations and Inequalities-28626.png
  • –2, –32
  • –2, 3
  • –6, 3
  • –6, –32
If A.M of the roots of the quadratic equation is 8/5 and A.M. of their reciprocals is 8/7, then the equation is

  • Maths-Equations and Inequalities-28628.png
  • 2)
    Maths-Equations and Inequalities-28629.png

  • Maths-Equations and Inequalities-28630.png

  • Maths-Equations and Inequalities-28631.png

Maths-Equations and Inequalities-28633.png
  • 1
  • 2
  • 3
  • 4

Maths-Equations and Inequalities-28635.png

  • Maths-Equations and Inequalities-28636.png
  • 2)
    Maths-Equations and Inequalities-28637.png

  • Maths-Equations and Inequalities-28638.png

  • Maths-Equations and Inequalities-28639.png
If the roots of the equation 12x2 – mx + 5 = 0 are in the ratio 2 : 3 then m =

  • Maths-Equations and Inequalities-28641.png
  • 2)
    Maths-Equations and Inequalities-28642.png

  • Maths-Equations and Inequalities-28643.png
  • None of these

Maths-Equations and Inequalities-28645.png

  • Maths-Equations and Inequalities-28646.png
  • 2)
    Maths-Equations and Inequalities-28647.png

  • Maths-Equations and Inequalities-28648.png

  • Maths-Equations and Inequalities-28649.png
The equation whose roots are reciprocal of the roots of the equation 3x2 – 20x + 17 = 0 is

  • Maths-Equations and Inequalities-28651.png
  • 2)
    Maths-Equations and Inequalities-28652.png

  • Maths-Equations and Inequalities-28653.png
  • None of these
If the roots of 4x2 + 5k = (5k + 1)x differ by unity, then the negative value of k is
  • –3
  • –5
  • –1/5
  • –3/5
Let two numbers have arithmetic mean 9 and geometric mean 4. Then these numbers are the roots of the quadratic equation

  • Maths-Equations and Inequalities-28656.png
  • 2)
    Maths-Equations and Inequalities-28657.png

  • Maths-Equations and Inequalities-28658.png

  • Maths-Equations and Inequalities-28659.png

Maths-Equations and Inequalities-28661.png

  • Maths-Equations and Inequalities-28662.png
  • 2)
    Maths-Equations and Inequalities-28663.png

  • Maths-Equations and Inequalities-28664.png

  • Maths-Equations and Inequalities-28665.png
If one root of the equation x2 + px + q = 0 is the square of the other, then

  • Maths-Equations and Inequalities-28667.png
  • 2)
    Maths-Equations and Inequalities-28668.png

  • Maths-Equations and Inequalities-28669.png

  • Maths-Equations and Inequalities-28670.png

Maths-Equations and Inequalities-28672.png

  • Maths-Equations and Inequalities-28673.png
  • 2)
    Maths-Equations and Inequalities-28674.png

  • Maths-Equations and Inequalities-28675.png

  • Maths-Equations and Inequalities-28676.png

Maths-Equations and Inequalities-28678.png
  • 4192
  • 4144
  • 4096
  • 4048

Maths-Equations and Inequalities-28680.png

  • Maths-Equations and Inequalities-28681.png
  • -1
  • 0

  • Maths-Equations and Inequalities-28682.png

Maths-Equations and Inequalities-28684.png

  • Maths-Equations and Inequalities-28685.png
  • 2)
    Maths-Equations and Inequalities-28686.png

  • Maths-Equations and Inequalities-28687.png

  • Maths-Equations and Inequalities-28688.png

Maths-Equations and Inequalities-28690.png

  • Maths-Equations and Inequalities-28691.png
  • 2)
    Maths-Equations and Inequalities-28692.png

  • Maths-Equations and Inequalities-28693.png

  • Maths-Equations and Inequalities-28694.png

Maths-Equations and Inequalities-28696.png

  • Maths-Equations and Inequalities-28697.png
  • 2)
    Maths-Equations and Inequalities-28698.png

  • Maths-Equations and Inequalities-28699.png

  • Maths-Equations and Inequalities-28700.png

  • Maths-Equations and Inequalities-28701.png

Maths-Equations and Inequalities-28703.png
  • 10
  • 22
  • 30
  • 29
  • 31

Maths-Equations and Inequalities-28705.png

  • Maths-Equations and Inequalities-28706.png
  • 2)
    Maths-Equations and Inequalities-28707.png

  • Maths-Equations and Inequalities-28708.png
  • None of these

Maths-Equations and Inequalities-28710.png
  • 0
  • a + c
  • ac
  • –ac

Maths-Equations and Inequalities-28712.png

  • Maths-Equations and Inequalities-28713.png
  • 2)
    Maths-Equations and Inequalities-28714.png

  • Maths-Equations and Inequalities-28715.png

  • Maths-Equations and Inequalities-28716.png

Maths-Equations and Inequalities-28718.png
  • 10
  • 20
  • 30
  • 40

Maths-Equations and Inequalities-28720.png
  • (3, 4)
  • (4, 5)
  • (4, 3)
  • (5, 4)

Maths-Equations and Inequalities-28722.png
  • (3, 4)
  • (4, 5)
  • (4, 3)
  • (5, 4)

Maths-Equations and Inequalities-28724.png
  • 1/4
  • 41
  • 1
  • 17/7

Maths-Equations and Inequalities-28726.png
  • (20, 45)
  • (35, 20)
  • (45, 35)
  • (35, 45)
If x2 + px + 1 is a factor of the expression ax3 + bx + c, then

  • Maths-Equations and Inequalities-28728.png
  • 2)
    Maths-Equations and Inequalities-28729.png

  • Maths-Equations and Inequalities-28730.png
  • None of these

Maths-Equations and Inequalities-28732.png
  • Non negative
  • Non positive
  • Zero
  • None of these

Maths-Equations and Inequalities-28734.png
  • 5
  • 6
  • 1
  • 2

Maths-Equations and Inequalities-28736.png
  • a > b > c
  • a < b < c
  • a > c < b
  • a < c < b

Maths-Equations and Inequalities-28738.png
  • 2, 1
  • 5, 1/5
  • 7, 1/7
  • None of these

Maths-Equations and Inequalities-28740.png
  • – 9 and –5
  • –5 and 9
  • 0 and 9
  • 5 and 9
If the roots of x2 + x + a = 0 exceed a, then
  • 2 < a < 3
  • a > 3
  • –3 < a < 3
  • a < –2
If the roots of the equation x2 – 2ax + a2 + a – 3 = 0 are real and less then 3, then
  • a < 2
  • 2 ≤ a ≤ 3
  • 3 < a ≤ 4
  • a > 4

Maths-Equations and Inequalities-28744.png
  • 1
  • 2
  • 3
  • 10
If a, b, c are real numbers such that a + b + c = 0, then the quadratic equation 3ax2 + 2bx + c = 0 has
  • At least one root in [0, 1]
  • At least one root in [1, 2]
  • At least one root in [–1, 0]
  • None of the above

Maths-Equations and Inequalities-28747.png

  • Maths-Equations and Inequalities-28748.png
  • 2)
    Maths-Equations and Inequalities-28749.png

  • Maths-Equations and Inequalities-28750.png

  • Maths-Equations and Inequalities-28751.png

Maths-Equations and Inequalities-28753.png

  • Maths-Equations and Inequalities-28754.png
  • 2)
    Maths-Equations and Inequalities-28755.png

  • Maths-Equations and Inequalities-28756.png

  • Maths-Equations and Inequalities-28757.png

Maths-Equations and Inequalities-28759.png

  • Maths-Equations and Inequalities-28760.png
  • 2)
    Maths-Equations and Inequalities-28761.png

  • Maths-Equations and Inequalities-28762.png

  • Maths-Equations and Inequalities-28763.png
The maximum possible number of real roots of equation x5 – 6x2 – 4x + 5 = 0
  • 0
  • 3
  • 4
  • 5
0:0:1


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Maths Quiz Questions and Answers