| 1 |
{2, 4, 6, 8, ...........} represents the set of: |
- A. positive odd numbers
- B. natural numbers
- C. prime numbers
- D. positive even numbers
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| 2 |
Given tan Θ = 1 |
- A. Θ lies in quadrants 1 and 4
- B. cos Θ = √2
- C.
- D.
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| 3 |
i<sup>2</sup> + 1 = |
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| 4 |
If A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is: |
- A. r - s
- B. r × s
- C. r + s
- D. none of these
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| 5 |
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| 6 |
If a set is described by listing its elements within brackets is called: |
- A. set builder notation
- B. tabular form
- C. descriptive method
- D. none of these
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| 7 |
If n is a positive integer, then the binomial co-efficient equidistant form the beginning and the end in the expansion of (x+a)<sup>n</sup> are: |
- A. same
- B. not same
- C. additive inverse of each other
- D. none of these
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| 8 |
No. of ways of solving a quadratic equation: |
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| 9 |
A.M between x - 3 & x + 5 is __________: |
- A. x + 1
- B. x - 1
- C. 2x + 2
- D. none
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| 10 |
A matrix in which each element is 0 is called: |
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