Q. For two equal sets there ___________

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Q. If A is a subset of B then _______

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Q. If there is a bijection between two sets A and B then _______

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Q. Let a set E ={0,2,4,6,8….} of non-negative even numbers and O = {1, 3, 5, 7, 9,…..} of non-negative odd numbers then?

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Q. Cardinality of the set of lower letter english alphabets is 26.

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Q. Cardinality of the set of even prime number under 10 is 4.

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Q. If for sets A and B there exists an injective function but not bijective function from A to B then?

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Q. If cardinality of (A U B) = cardinality of A+ cardinality of B. This means ____________

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Q. If A is a subset of B and B is a subset of C, then cardinality of A U B U C is equal to ____________

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Q. If a matrix A = [A₁₁ A₁₂ ⋯ A₁ₙ A₂₁ A₂ₙ ⋮ ⋮ Aₙ₁ Aₙ₂ ⋯ Aₙₙ], order(nxn) Aᵢᵢ = 1, Aᵢⱼ = 0 for i ≠ j. Then that matrix is known as ________

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Q. A symmetric matrix is a one in which?

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Q. An anti-symmetric matrix is a one in which?

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Q. A matrix having one row and many columns is known as?

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Q. A matrix having many rows and one column is known as?

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Q. The trace of the matrix is defined as _______

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Q. A square matrix A = [aᵢⱼ ]ₙₓₙ, if aᵢⱼ = 0 for i > j then that matrix is known as _______

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Q. A square matrix A = [aᵢⱼ ]ₙₓₙ, if aᵢⱼ = 0 for i < j then that matrix is known as _______

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Q. Two matrix can be added if _______

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Q. For matrix A if AAᵀ = I, I is identity matrix then A is?

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Q. Let A and B be two matrices of same order, then state whether the given statement is true or false.

A + B = B + A

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