HSC Arts Class 11 - Tamil Nadu Board of Secondary Education Question Bank Solutions

Find the value of 4! + 5!

Find the value of 3! – 2!

Find the value of 3! × 2!

Find the value of `(12!)/(9! xx 3!)`

Find the value of `(("n" + 3)!)/(("n" + 1)!)`

Evaluate `("n"!)/("r"!("n" - "r")!)` when n = 6, r = 2

Evaluate `("n"!)/("r"!("n" - "r")!)` when n = 10, r = 3

Evaluate `("n"!)/("r"!("n" - "r")!)` when for any n with r = 2

Find the value of n if (n + 1)! = 20(n − 1)!

Find the value of n if `1/(8!) + 1/(9!) = "n"/(10!)`

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The sum of the digits at the 10^th place of all numbers formed with the help of 2, 4, 5, 7 taken all at a time is

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In an examination there are three multiple choice questions and each question has 5 choices. Number of ways in which a student can fail to get all answer correct i

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The number of ways in which the following prize be given to a class of 30 boys first and second in mathematics, first and second in physics, first in chemistry and first in English is

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The number of 5 digit numbers all digits of which are odd i

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The number of five digit telephone numbers having at least one of their digits repeated i

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There are 10 points in a plane and 4 of them are collinear. The number of straight lines joining any two points is

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The number of 10 digit number that can be written by using the digits 2 and 3 is

Expand `(2x^2 - 3/x)^3`

Expand `(2x^2 -3sqrt(1 - x^2))^4 + (2x^2 + 3sqrt(1 - x^2))^4`

Compute 102⁴