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If x prop ""1/y and y prop""1/z , then d...

If `x prop ""1/y` and `y prop""1/z` , then determine whether x and z are in directt or inverse variation.

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`(sqrt(10) + sqrt(8))` is greater
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CALCUTTA BOOK HOUSE-SAMPLE QUESTIONS PAPERS-QUESTION
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  13. Solve : 1/(a+b+x)=1/a+1/b+1/x[ x ne 0, -(a+b)]

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  14. The tens' digit of a two digit number is less by 3 than the unit digit...

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  15. The price of a diamond is ₹ 2000. The diamond is broken into two pies...

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  16. If x=3+2sqrt2, then find the value of (sqrtx -""1/sqrtx)

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  17. If a+1/b = 1 and b+1/c=1 then prove that c+1/a =1

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  18. If a, b, c be in continued proportional, then prove that a^2 b^2 c^2 (...

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