STD 11 - 4.2 Quadratic equations and inequations - CBSE STD 11 Science Maths Questions - Vidyadip

Question types

STD 11 - 4.2 Quadratic equations and inequations question types

613 questions across 1 question group — pick any mix to generate a Maths paper with step-by-step answer keys.

613

Questions

1

Question groups

5

Question types

M.C.Q (1 Marks)

Sample Questions

STD 11 - 4.2 Quadratic equations and inequations questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q (1 Marks)1 Mark

If $x = 2 + {2^{2/3}} + {2^{1/3}},$then ${x^3} - 6{x^2} + 6x = $

A
$3$
✓
$2$
C
$1$
D
None of these

Answer: B.

View full solution →

Q 2M.C.Q (1 Marks)1 Mark

The roots of the given equation $(p - q){x^2} + (q - r)x + (r - p) = 0$ are

A
$\frac{{p - q}}{{r - p}},1$
B
$\frac{{q - r}}{{p - q}},1$
✓
$\frac{{r - p}}{{p - q}},1$
D
$1,\frac{{q - r}}{{p - q}}$

Answer: C.

View full solution →

Q 3M.C.Q (1 Marks)1 Mark

The value of $2 + \frac{1}{{2 + \frac{1}{{2 + ...........\infty }}}}$ is

A
$1 - \sqrt 2 $
✓
$1 + \sqrt 2 $
C
$1 \pm \sqrt 2 $
D
None of these

Answer: B.

View full solution →

Q 4M.C.Q (1 Marks)1 Mark

The roots of the equation ${2^{x + 2}}{27^{x/(x - 1)}} = 9$ are given by

A
$1 - {\log _2}3,\,2$
B
${\log _2}\left( {\frac{2}{3}} \right)\,,\,\;1$
C
$2, - 2$
✓
$ - 2,\;1 - \frac{{\log 3}}{{\log 2}}$

Answer: D.

View full solution →

Q 5M.C.Q (1 Marks)1 Mark

If $x = \sqrt {7 + 4\sqrt 3 } ,$ then $x + \frac{1}{x} = $

✓
$4$
B
$6$
C
$3$
D
$2$

Answer: A.

View full solution →

Browse all question groups ↑

Generate a STD 11 - 4.2 Quadratic equations and inequations paper free

Pick question groups from the list above, set marks and difficulty, and export a branded PDF with step-by-step answer keys. First 3 chapters free — no signup.

Generate Paper Free All Maths chapters