JEE Questions for Maths Equations And Inequalities Quiz 9 - MCQExams.com


Maths-Equations and Inequalities-27946.png

  • Maths-Equations and Inequalities-27947.png
  • 2)
    Maths-Equations and Inequalities-27948.png

  • Maths-Equations and Inequalities-27949.png
  • None of these

Maths-Equations and Inequalities-27951.png
  • 2
  • 4
  • 6
  • Infinite

Maths-Equations and Inequalities-27953.png
  • 0
  • 1
  • 2
  • Infinite

Maths-Equations and Inequalities-27955.png
  • 1
  • 2
  • 3
  • 4

Maths-Equations and Inequalities-27957.png
  • –a
  • –b
  • –c
  • None of these

Maths-Equations and Inequalities-27959.png

  • Maths-Equations and Inequalities-27960.png
  • 2)
    Maths-Equations and Inequalities-27961.png

  • Maths-Equations and Inequalities-27962.png

  • Maths-Equations and Inequalities-27963.png

Maths-Equations and Inequalities-27965.png

  • Maths-Equations and Inequalities-27966.png
  • 2)
    Maths-Equations and Inequalities-27967.png

  • Maths-Equations and Inequalities-27968.png

  • Maths-Equations and Inequalities-27969.png

Maths-Equations and Inequalities-27971.png

  • Maths-Equations and Inequalities-27972.png
  • 2)
    Maths-Equations and Inequalities-27973.png

  • Maths-Equations and Inequalities-27974.png
  • None of these

Maths-Equations and Inequalities-27976.png

  • Maths-Equations and Inequalities-27977.png
  • 2)
    Maths-Equations and Inequalities-27978.png

  • Maths-Equations and Inequalities-27979.png

  • Maths-Equations and Inequalities-27980.png

Maths-Equations and Inequalities-27982.png

  • Maths-Equations and Inequalities-27983.png
  • 2)
    Maths-Equations and Inequalities-27984.png

  • Maths-Equations and Inequalities-27985.png

  • Maths-Equations and Inequalities-27986.png

Maths-Equations and Inequalities-27988.png
  • Imaginary
  • Equals
  • Rational
  • Irrational

Maths-Equations and Inequalities-27990.png

  • Maths-Equations and Inequalities-27991.png
  • 2)
    Maths-Equations and Inequalities-27992.png

  • Maths-Equations and Inequalities-27993.png
  • None of these

Maths-Equations and Inequalities-27995.png
  • 0
  • 1
  • –1
  • None of these

Maths-Equations and Inequalities-27997.png

  • Maths-Equations and Inequalities-27998.png
  • 2)
    Maths-Equations and Inequalities-27999.png

  • Maths-Equations and Inequalities-28000.png

  • Maths-Equations and Inequalities-28001.png

Maths-Equations and Inequalities-28003.png

  • Maths-Equations and Inequalities-28004.png
  • 2)
    Maths-Equations and Inequalities-28005.png

  • Maths-Equations and Inequalities-28006.png

  • Maths-Equations and Inequalities-28007.png

Maths-Equations and Inequalities-28009.png
  • 0
  • 1
  • –1
  • None of these

Maths-Equations and Inequalities-28011.png
  • –2i
  • 2i
  • –2i, –2i
  • 2i, 2i

Maths-Equations and Inequalities-28013.png
  • 1, 4
  • 1, –4
  • 1, –8
  • 1, 8

Maths-Equations and Inequalities-28015.png
  • 0
  • 1
  • 0, 1
  • None of these

Maths-Equations and Inequalities-28017.png
  • 1, 2
  • 0, 2
  • 0, 1
  • `1, 3
The equation ex + x – 1 = 0 has, apart from x = 0
  • One other real root
  • Two real roots
  • No other real root
  • Infinite number of real root
If x2 + y2 = 25, xy = 12, then x = 0
  • {3, 4}
  • {3, –3}
  • {3, 4, –3, –4}
  • {–3, –3}

Maths-Equations and Inequalities-28021.png
  • {0, –2, 4}
  • None of these
  • {–2, 4}
  • {4}

Maths-Equations and Inequalities-28023.png

  • Maths-Equations and Inequalities-28024.png
  • 3

  • Maths-Equations and Inequalities-28025.png
  • none of these

Maths-Equations and Inequalities-28027.png
  • One
  • Two
  • infinite
  • None of these
The solution of the equation x + 1/x = 2 will be
  • 2, –1
  • 0, –1, –1/5
  • –1, –1/5
  • None of these

Maths-Equations and Inequalities-28030.png

  • Maths-Equations and Inequalities-28031.png
  • 2)
    Maths-Equations and Inequalities-28032.png

  • Maths-Equations and Inequalities-28033.png
  • None of these
Let α and β be the roots of the equation x2 + x + 1 = 0, then the equation whose roots are α19, β7 is
  • x2 – x – 1 = 0
  • x2 – x + 1 = 0
  • x2 + x – 1 = 0
  • x2 + x + 1 = 0
If x1, x2 and x3 are distinct roots of the equation ax1 + bx + c = 0 then

  • Maths-Equations and Inequalities-28036.png
  • 2)
    Maths-Equations and Inequalities-28037.png

  • Maths-Equations and Inequalities-28038.png

  • Maths-Equations and Inequalities-28039.png

Maths-Equations and Inequalities-28041.png
  • 2
  • 3
  • 1
  • None of these

Maths-Equations and Inequalities-28043.png
  • 4
  • 6
  • 3
  • 2

Maths-Equations and Inequalities-28045.png
  • 2
  • 2)
    Maths-Equations and Inequalities-28046.png

  • Maths-Equations and Inequalities-28047.png
  • none of these
In between any two real roots of an exsinx = 1 there exists how many roots satisfying equation excosx = –1?
  • At least one root
  • No root
  • At most one root
  • None of these

Maths-Equations and Inequalities-28050.png

  • Maths-Equations and Inequalities-28051.png
  • 2)
    Maths-Equations and Inequalities-28052.png

  • Maths-Equations and Inequalities-28053.png

  • Maths-Equations and Inequalities-28054.png
The equation ex – x – 1 = 0 has
  • Only one real root x = 0
  • At least two real roots
  • Exactly two real roots
  • Infinitely many roots

Maths-Equations and Inequalities-28056.png
  • No solution
  • One solution
  • Two solutions
  • More than two solutions

Maths-Equations and Inequalities-28058.png

  • Maths-Equations and Inequalities-28059.png
  • 2)
    Maths-Equations and Inequalities-28060.png

  • Maths-Equations and Inequalities-28061.png

  • Maths-Equations and Inequalities-28062.png
The real roots of the equation x2 + 5|x| + 4 = 0 are
  • –1, 4
  • 1, 4
  • –4, 4
  • None of these

Maths-Equations and Inequalities-28065.png
  • 1
  • 2
  • 3
  • 4

Maths-Equations and Inequalities-28067.png
  • {–1, 2}
  • {1, 2}
  • {–1, –2}
  • {1, –2}
The number of solution of log4(x –= log2(x –
  • 3
  • 1
  • 2
  • 0

Maths-Equations and Inequalities-28070.png
  • 0
  • 1
  • 2
  • Infinitely many solutions

Maths-Equations and Inequalities-28072.png

  • Maths-Equations and Inequalities-28073.png
  • 2)
    Maths-Equations and Inequalities-28074.png

  • Maths-Equations and Inequalities-28075.png

  • Maths-Equations and Inequalities-28076.png

Maths-Equations and Inequalities-28078.png
  • 2
  • 6
  • 2/3
  • None of these
If a + b + c = 0, then the roots of the equation 4ax2 + 3bx + 2c = 0 are, if a, b, c belongs to R
  • Equal
  • Imaginary
  • Real
  • None of these

Maths-Equations and Inequalities-28081.png
  • Rational
  • Irrational
  • Real
  • Imaginary

Maths-Equations and Inequalities-28083.png
  • 0
  • –1
  • 2
  • 5
The value of k for which 2x2 – kx + x + 8 = 0, has equal and real roots are
  • –9 and –7
  • 9 and 7
  • –9 and 7
  • 9 and –7

Maths-Equations and Inequalities-28086.png
  • Complex
  • Real and distinct
  • Real and equal
  • None of these

Maths-Equations and Inequalities-28088.png

  • Maths-Equations and Inequalities-28089.png
  • 2)
    Maths-Equations and Inequalities-28090.png

  • Maths-Equations and Inequalities-28091.png

  • Maths-Equations and Inequalities-28092.png
0:0:1


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