| 1 |
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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| 2 |
A function, in which the variable appears as exponent (power), is called a / an -------- function. |
- A. Constant
- B. Explicit
- C. Exponential
- D. Inverse
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| 3 |
f (x) = x secx, then f(0)= |
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| 4 |
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- A. Constant
- B. Implicit
- C. Identity
- D. Inverse
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| 5 |
If a variable y depends on a variable x in such a way that each value of x determines exactly one value of y, then y is a __________ of x. |
- A. Independent variable
- B. Not function
- C. Function
- D. None of these
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| 6 |
x<sup>2</sup> + y<sup>2</sup> = 4 is: |
- A. Function
- B. Not a function
- C. Ellipse
- D. Line
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| 7 |
f(x) = sin x + cos x is ------------ function: |
- A. Even
- B. Odd
- C. Composite
- D. Neither even nor odd function
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| 8 |
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- A. sin x
- B. cos x
- C. sinh x
- D. cosh x
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| 9 |
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- A. R
- B. R - {2}
- C. R - {2, -2}
- D. R - {-2}
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| 10 |
The symbol y = f(x) i.e. y is equal to f of x, invented by Swiss mathematician-----------: |
- A. Euler
- B. Cauchy
- C. Leibniz
- D. Newton
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