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If n^(2)+2n -8 is a prime number where n...

If `n^(2)+2n -8` is a prime number where `n in N ` then n is

A

0

B

1

C

2

D

`oo`

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A DAS GUPTA-Some New Pattern Problems-Exercise
  1. A bag contain 2 white balls and 1 red balls. The experiment is done 10...

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  2. A bag contain 2 white balls and 1 red balls. The experiment is done 10...

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  3. If n^(2)+2n -8 is a prime number where n in N then n is

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  4. If z is a complex number, then | 3z -1| = 3 | z-2| represents

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  5. In Q.no. 88, if z be any point in A frown B frown C and omega be any p...

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  6. Which of the following is true?

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  7. Which of the following is true?

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  8. Consider the function f : (-oo , oo) to (-oo , oo) defined by f(x) = (...

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  9. Consider the line L1=(x+1)/3=(y+2)/1=(z+1)/2 L2=(x-2)/1=(y+2)/2=(z-3...

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  10. Consider the line L1=(x+1)/3=(y+2)/1=(z+1)/2 L2=(x-2)/1=(y+2)/2=(z-3...

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  11. cosider the lines, L1=(x+1)/3=(y+2)/1=(z+2)/2 L2=(x-2)/1=(y+2)/2=(z-...

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  12. Consider the function defined implicitly by the equation y^3-3y+x=0 on...

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  13. The area of the region bounded by the curve y= f( x ), x-axis, and the...

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  14. int(-1)^1 g'(x) dx=

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  15. The equation of the circle C with center at (sqrt3,1) is

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  16. The number of 2 x 2 matrices A such that all entries are either 1 or 0...

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  17. Let A be the set of all 3xx3 symmetric matrices all of whose either 0 ...

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  18. Let A be the set of all 3xx3 symmetric matrices all of whose either 0 ...

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  19. A fair die is tossed repeatedly until a 6 is obtained. Let X denote th...

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  20. A fair die is tossed repeated until a six is obtained. Let X denote th...

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