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Do you want to become a successful software developer and dreaming about getting into the big tech companies? Are you someone who is already working… Read More
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Which one of the first order predicate calculus statements given below correctly express the following English statement?   Tigers and lions attack if they are hungry or… Read More
Let S = {1, 2, 3, …., m}, m>3. Let x1, x2,….xn be the subsets of S each of size 3. Define a function f… Read More
Given a set of elements N = {1, 2, …, n} and two arbitrary subsets A⊆N and B⊆N, how many of the n! permutations π… Read More
F is an n*n real matrix. b is an n*1 real vector. Suppose there are two n*1 vectors, u and v such that, u ≠… Read More
Let E, F and G be finite sets. Let X = (E ∩ F) – (F ∩ G) and Y = (E – (E ∩… Read More
For each element in a set of size 2n, an unbiased coin is tossed. The 2n coin tosses are independent. An element is chosen if… Read More
Consider the following log sequence of two transactions on a bank account, with initial balance 12000, that transfer 2000 to a mortgage payment and then… Read More