SureDen
Question 1: How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?
Answer 1: 3-digit numbers h
Question 1: Let f: R → R be defined as f(x) = 10x + 7. Find the function g: R → R such that
gof = fog = IR.
Answ
Test Details
The maximum number of different permutations of 4 letters of the world ‘EARTHQUAKE’ is
Test Details
Among the 8! permutations of the digits 1, 2, 3,…,8 consider those arrangement which have the following property: if your take any five consecutive positions, the product of the digits in those positions is divisible by 5. The number of such arrangements is
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