| 1 |
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- A. 4, -4
- B. 0
- C. 2, -2
- D. 0, 4
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| 2 |
Let f(x) = x<sup>2</sup> + 3, then domain of f is: |
- A. Set of all integers
- B. Set of natural numbers
- C. Set of real numbers
- D. Set of rational numbers
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| 3 |
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- A. Constant
- B. Implicit
- C. Explicit
- D. Inverse
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| 4 |
If x and y are so mixed up and y cannot be expressed in terms of the independent variable x, then y is called a/an ---- function of x. |
- A. Constant
- B. Explicit
- C. Implicit
- D. Inverse
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| 5 |
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- A. sin x
- B. cos x
- C. sinh x
- D. cosh x
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| 6 |
If y = (x), then the variable x is called --------- variable of a function f. |
- A. Dependent
- B. Independent
- C. Image of y
- D. None of these
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| 7 |
If f(x) = |x|, f(x) is a: |
- A. Constant function
- B. Absolute function
- C. Linear function
- D. Quadratic function
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| 8 |
x = 3 cos t, y = 3 sin t represent |
- A. Line
- B. Circle
- C. Parabola
- D. Hyperbola
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| 9 |
If a function f is from a set X to a set Y, then set X is called the _______ of f: |
- A. Domain
- B. Range
- C. Co-domain
- D. None of these
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| 10 |
Every relation, which can be represented by a linear equation in two variables, represents a: |
- A. Graph
- B. Function
- C. Cartesian product
- D. Relation
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