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Which of the following are true: \ (2xx3...

Which of the following are true: `\ (2xx3)! =2!xx3!`

A

`[3,7]sube(2,10)`

B

`(0,oo)sube(4,oo)`

C

`(5,7]sube[5,7)`

D

`[2,7]sube(2,9,8)`

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The correct Answer is:
A
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RESONANCE ENGLISH-FUNDAMENTAL OF MATHEMATICS-Exercise
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  2. Solve the inequation 2^(1/(cos^2 x))sqrt(y^2-y+1/2)<= 1

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  3. Which of the following are true: \ (2xx3)! =2!xx3!

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  8. In a town of 10,000 families it was found that 40 % families buy newsp...

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  9. Let A(1), A(2) and A(3) be subsets of a set X. Which one of the follow...

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  10. Let A, B, C be distinct subsets of a universal set U. For a subset X o...

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  11. Let U be set with number of elements in U is 2009. Consider the foll...

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  12. Consider the following statements : 1. If A={(x,y) in [RxxR : x^(3)+...

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  13. In a class of 55 students, the number of students studying different s...

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  14. In an examination of a certain class, at least 70% of the students fai...

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  15. A and B two sets such that n(A)=3 and n(B)=6, then

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  16. The number of solution of equation x^3-21 x-20=e^x is/are

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  17. If a!=0 then complete set of solution of (x^2-2x+2^(|a|))/(x^2-a^2)>0 ...

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  18. The solution set of inequality ((e^(x)-1)(2x-3)(x^(2)+x+2))/((sin x -s...

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  19. The smallest integral value of a such that |x+a-3|+|x-2a|=|2x-a-3| is ...

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  20. Number of positive integral solution of the equation |x^(2)-3x-3| gt |...

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