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DISHA PUBLICATION-Fundamentals-Practice Exercises(Expert level)
- Let a, b, c, d and e be integers such that a=6b=12c,and2b=9d=12e. Then...
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- Which of the following number is the greatest ? 2^(1/2), 3^(1/3), 4...
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- Ifx and y are any natural numbers and x square y=x xx y, " if " x + y ...
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- Number S is obtained by squaring the sum of digits of a two digit numb...
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- Find the value of (2^(1//4)- 1) (2^(3//4) + 2^(1//2) +2^(1//4) + 1)
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- Each of the series S1 = 2+4+6+ ......... and S2 = 3 +6+9+ .... is cont...
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- sqrtx sqrty =sqrtxy is true only when
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- sqrt((0.798)^(2)+0.404xx0.798+(0.202)^(2))+1 is equal to
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- The square root of (0.75)^(3)/(1-(0.75))+(0.75+(0.75)^(2)+1) is-
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- If 2 ** 3 =sqrt(13) and 3 ** 4=5, then the value of 5** 12 is
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- The value of [35. 7-(3+1/(3+1/3))-(2+1/(2+1/2))] is (a) 30 (b) 34.8...
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- The value of (4^nxx20^(m-1)xx12^(m-n)xx15^(m+n-2))/(16^mxx5^(2m+n)xx9^...
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- If 3a=4b=6c and a+b+c=27sqrt(29) then sqrt(a^(2)+b^(2)+c^(2)) is equal...
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- Find the number of zeros in the end of the product of 2^(222) xx 5^(55...
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- If both x and y are integers, how many solutions are there of the equa...
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- P and q are positive numbers such that p^q =q^p and q =9p. The value o...
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- M=sqrt(3-sqrt5+sqrt(9-4 sqrt5)) and N =sqrt(sqrt7-1-sqrt(11-4sqrt7)) W...
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- If a and b are real numbers such that a^(a^d) = b and a ne b, then wh...
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