Class 11

4-2.Quadratic Equations and Inequations question bank (Maths)

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Q1.

$A$ number is the reciprocal of the other. If the arithmetic mean of the two numbers is $\frac{13}{12}$,then the numbers are:

(A)

$\frac{1}{4}, \frac{4}{1}$

(B)

$\frac{3}{4}, \frac{4}{3}$

(C)

$\frac{2}{5}, \frac{5}{2}$

(D)

$\frac{3}{2}, \frac{2}{3}$

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Q2.

The roots of the equation $a(x^2 + 1) - (a^2 + 1)x = 0$ are

(A)

$a, \frac{1}{a}$

(B)

$a, 2a$

(C)

$a, \frac{1}{2a}$

(D)

None of these

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