Related MCQs

Q. If repetition of the digits is allowed, then the number of even natural numbers having three digits

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Q. The sum of the series 1³ + 2³ + 3³ + ………..n³ is

Q. If a parabolic reflector is 20 cm in diameter and 5 cm deep then the focus of parabolic reflector is

Q. If the mean of first n natural numbers is 5n/9, then n =

Q. Two finite sets have N and M elements. The number of elements in the power set of first set is 48 mo

Q. If f(x) = (a – x)^1/n, a > 0 and n ∈ N, then the value of f(f(x)) is

Q. What can be said regarding if a line if its slope is negative

Q. {1/(3 ∙ 5)} + {1/(5 ∙ 7)} + {1/(7 ∙ 9)} + ……. + 1/{(2n + 1)(2n + 3)} =