Dsssb year Practice Questions & Answers

The number of real values of x satisfying the equation $2 \left(x^{2}+\frac{1}{x^{2}}\right)-9\left(x+\frac{1}{x}\right)+14=0$ is given by :

The number of real values of x satisfying the equation $2 \left(x^{2}+\frac{1}{x^{2}}\right)-9\left(x+\frac{1}{x}\right)+14=0$ is given by :
1). 3
2). 4
3). 2
4). 1

In how many ways can 7 gentlemen and 7 ladies sit down at a round table. NO 2 ladies being together?

In how many ways can 7 gentlemen and 7 ladies sit down at a round table. NO 2 ladies being together?
1). 6! X 7! ways
2). 7! X 7! ways
3). 6! X 6! ways
4). 6! ways

Union Government is going to launch Credit Enhancement Fund (CEF) in July 2018 to facilitate infrastructure investments by insurance and pension funds.

Union Government is going to launch Credit Enhancement Fund (CEF) in July 2018 to facilitate infrastructure
investments by insurance and pension funds.
1). Rs. 500 crore
2). Rs. 400 crore
3). Rs. 300 crore
4). Rs. 200 crore

The first derivative of $y=\frac{(x-1)(x^{2}-2x)}{x^{4}}$ with respect of x, is:

The first derivative of $y=\frac{(x-1)(x^{2}-2x)}{x^{4}}$ with respect of x, is:
1). $2x^{-2}+5x^{-3}-6x^{-4}$
2). $-x^{-2}+6x^{-3}-6x^{-4}$
3). $x^{-2}-6x^{-3}+6x^{-4}$
4). $x^{-2}+6x^{-3}-2x^{-4}$

'सदधर्म' में कौनसा समास है ?

'सदधर्म' में कौनसा समास है ?
1). बहुब्रीहि
2). तत्पुरुष
3). द्वन्दव
4). कर्मधारय

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