| 1 |
Cosh<sup>2</sup> x - Sinh<sup>2</sup> x = |
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| 2 |
f (x) = x secx, then f(0)= |
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| 3 |
If y is an image of x under the function f, we denote it by: |
- A. x = f(y)
- B. x = y
- C. y = f(x)
- D. f(x, y) = c
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| 4 |
f(x) is odd function. If and only if: |
- A. f(-x) = -f(x)
- B. f(-x) = f(x)
- C. f(x) = 3f(-x)
- D. f(x) = -3f(-x)
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| 5 |
Inverse hyperbolic functions are expressed in terms of natural: |
- A. Numbers
- B. Exponential
- C. Logarithms
- D. Sines
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| 6 |
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- A. Constant
- B. Implicit
- C. Identity
- D. Inverse
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| 7 |
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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| 8 |
Which one is a constant function ? |
- A. f(x) = x<sup>2</sup>
- B. f(x) = x
- C. f(x) = x + 1
- D. f(x) = 14
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| 9 |
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| 10 |
Let f(x) = x<sup>2</sup>, then range of f is the set of all: |
- A. Real numbers
- B. Non-negative real numbers
- C. Non-negative integers
- D. Complex numbers
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