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A cap (AcupB)' is equal to:...

`A cap (AcupB)'` is equal to:

A

A

B

B

C

`phi`

D

`AcapB`

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JBD PUBLICATION-MODEL PAPER (12)-EXERCISE
  1. A cap (AcupB)' is equal to:

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  2. If f(x)=(x-1)/(x+1), then:

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  3. The value of sinpi/14 sin(3pi)/14 sin(5pi)/14 is equal to:

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  4. If z is purely real number such that Re(z)<0, then argument (z) is equ...

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  5. The number of ways in which n distinct objects can be put into two dif...

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  6. The G.M. between -2i and 8i is:

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  7. A line passes through the point (2,2) and is perpendicular to the lin...

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  8. The eccentricity of the hyperbola whose latus rectum is half of its tr...

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  9. underset(xrarr0)lim x/(tanx) is equal to:

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  10. If A and B are mutually exclusive events then:

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  11. Prove that : (tan (pi/4+x))/(tan (pi/4-x))= ((1+tanx)/(1-tanx))^2.

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  12. Prove the following: cos((3pi)/2+x)cos(2pi+x)[cot((3pi)/2-x)+cot(2pi+x...

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  13. Express: (-i)(2i)(-1/8i)^3 in the form of a+ib.

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  14. Find the fourth term from the end in the expansion of [x^3/2-2/x^3]^9.

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  15. Show that 9^(n+1) - 8n -9 is divisible by 64, whenever n is a positiv...

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  16. Find the lenghts of the medians of the triangle with vertices A(0,0,6)...

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  17. Find out which of the following sentences are statements and which are...

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  18. Find out which of the following sentences are statements and which are...

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  19. Find the component statement of the following and check whether they a...

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  20. Let A={a,b,c} and B={1,2,3}. Find the number of relations from A into ...

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