| 1 |
The range of the function f(x) = |x| |
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| 2 |
f (x) = x secx, then f(0)= |
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| 3 |
Cosh<sup>2</sup> x - Sinh<sup>2</sup> x = |
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| 4 |
The term function was introduced by: |
- A. Euler
- B. Newton
- C. Lagrange
- D. Leibniz
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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 |
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- A. Undefined
- B. 3a<sup>2</sup>
- C. a<sup>2</sup>
- D. 0
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| 7 |
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- A. Even
- B. Odd
- C. One-one
- D. Zero
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| 8 |
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- A. 4
- B. Does not exist
- C.
- D.
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| 9 |
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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| 10 |
Cosh<sup>2</sup> x + Sinh<sup>2</sup> x = |
- A. Cosh x<sup>2</sup>
- B. Cosh 2x
- C. Sinh 2x
- D. Tanh 2x
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