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Which terms of the GP: 2, 2sqrt(2), 4,……...

Which terms of the GP: `2, 2sqrt(2), 4`,………. Is 128 ?

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OSWAAL PUBLICATION-SAMPLE PAPER 4-EXERCISE
  1. Evaluate: i^24+(1/i)^26.

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  2. Find the number of 4 digit numbers that can be formed using the digits...

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  3. Which terms of the GP: 2, 2sqrt(2), 4,………. Is 128 ?

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  4. Reduce 6x + 3y- 5=0 into slope- intercept form

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  5. Find underset(x rarr 5)lim |x|-5.

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  6. Write the negation of the statement "Every natural number is greater t...

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  7. If (2)/(11) is the probability of an event.What is the probability t...

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  8. If U={1,2,3,4,5,6,7,8,9},A={2,4,6,8} and B={2,3,5,7}. Verify that : (A...

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  9. If X and Y are two sets such that X ∪ Y has 50 elements, X has 28 elem...

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  10. Let A={1,2} and B={3,4}. Write A xx B. How many subsets will A xx B ha...

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  11. The minute hand of a watch is 1.5 cm long. How far foes its tip move i...

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  12. Prove that : sin3x=3sinx-4sin^(3)x

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  13. If x+iy=(a+ib)/(a-ib), prove that x^(2)+y^(2)=1

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  14. Solve the inequality(2x-5)gt(1-5x) and represent the solution graphica...

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  15. By using the concept of equation of the line prove that the three poin...

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  16. Find the equation of the line parallel to the line 3x -4y + 2=0 and pa...

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  17. Find the ratio in which the y-z plane divides the line segment formed ...

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  18. Compute the derivative of f(x) = sin^(2) x.

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  19. By giving counter example, show that the following statement is false....

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  20. The mean and variance of heights of XI students are 162.6 cm and 127.6...

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