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If x= 3+ 2sqrt2 then find the value of x...

If `x= 3+ 2sqrt2` then find the value of `x+1/x`.

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UNITED BOOK HOUSE-HINDU SCHOOL -EXERCISE
  1. In a partnership business of two partners total profit is Rs 1,500. If...

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  2. If the compound interest of some money for 2 years at the rate of comp...

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  3. If x= 3+ 2sqrt2 then find the value of x+1/x.

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  4. If x,12,y,27 are in continued proportion then find the positive value ...

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  7. In triangleABC, D and E lie on AB andAC respectively such that DE||BC ...

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  10. If the radius of a right circular cylinder is increased by 50% and hei...

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  11. Find the value of overset(10)underset(i=1)sum(10xxi).

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  12. A bank gives 5% simple interest per annum. In that bank a man deposits...

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  15. Passing through the point (– 4, 3) with slope 1/2 then the equation of...

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  16. If (x+sqrt(x^2-1))/(x-sqrt(x^2-1))+(x-sqrt(x^2-1))/(x+sqrt(x^2-1))= 14...

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  18. What should be added to each of a,b,c,d to make the sums proportional?

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