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# Determinant of a matrix Quiz Questions and Answers PDF - 33

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The Quiz: In computation of determinant of a matrix, significant efficiencies are introduced by combining row to another which; "Determinant of a matrix" App Download (Free) with answers: Contains zero; Contains subtraction; Contains ones; Contains addition; for online classes for business management degree. Learn Matrix Algebra Questions and Answers, Apple eBook to download free sample for online masters in business.

## Determinant of a matrix Questions and Answers : Quiz 33

MCQ 161:

In the computation of determinant of a matrix, significant efficiencies are introduced by combining row to another which

1. contains subtraction
2. contains zero
3. contains ones
MCQ 162:

The formula of total cost is

1. variable cost + fixed cost
2. marginal cost + fixed cost
3. marginal cost + variable cost
4. variable cost - fixed cost
MCQ 163:

The values for a = 1, b = -2 and c = 1 and by substituting these in the quadratic formula, the value of 'x' is

1. 1
2. −1
3. 2
4. −2
MCQ 164:

In the exponential function class ƒ(x) = bx where b > 1, the range is set of

1. positive variables
2. negative variables
3. positive real numbers
4. negative real numbers
MCQ 165:

The quadratic function is considered as

1. third-degree polynomial function
2. four-degree polynomial function
3. first-degree polynomial function
4. second-degree polynomial function

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