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If second term of a GP. is 2 and the sum...

If second term of a GP. is 2 and the sum of its infinte terms is 8, then its first term is

A

`1/4`

B

4

C

2

D

none of these

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JBD PUBLICATION-MODEL PAPER (3)-EXERCISE
  1. The argument of (1-i)/(1+i) is:

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  2. Number of ways in which is 8 boys can sit in a circle?

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  3. If second term of a GP. is 2 and the sum of its infinte terms is 8, th...

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  4. The line segment joining the points (1,2) and (-2,1) is divided by the...

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  5. The length of the latus rectum of hyperbla x^2/9-y^2/16=1 is:

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  6. underset(xrarrpi/2)lim (secx-tanx) is equal to:

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  7. The probability of getting at least one tail in 4 tosses of a coin is:

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  8. Find the principal and general solutions of the following equation:- c...

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  9. Prove that (sin3x + sinx)sinx + (cos3x - cosx)cosx = 0

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  10. Find te sum and product of the complex numbers z1=-sqrt3+sqrt-2, z2=2s...

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  11. Find the term independent of x in the expanson of [3/2 x^2-1/3x]^6.

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  12. Write the middle term in the expansion of (x+1/x)^4.

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  13. Find the ratio in which the line segment joining the point (-2,4,7) an...

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

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

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  16. Check whether the following statement is true or not If x,y in z are s...

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  17. If A=[2,4,6,8], B=[6,8,10,12], find AcapB

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  18. If A=[2,4,6,8], B=[6,8,10,12], find A-B.

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  19. If A=[2,4,6,8], B=[6,8,10,12], find B-A.

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  20. If f(x)=x^2 then find the value of (f(1.1)-f(1))/(1.1-1).

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