Combination Of Functions
7 Questions
| Total Attempts: 427
Combining functions a linear and a quadratic function.
Questions and Answers
- 1.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (f +g)(x).
- A.
X^2 – 2x – 1
- B.
X^2 + x – 1
- C.
X^2 – x – 1
- 2.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (f - g)(x)
- A.
-x^2 – 7x – 1
- B.
X^2 – 7x – 1
- C.
X^2 – x – 1
- 3.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (g - f)(x)
- A.
-x^2 + 7x - 1
- B.
-x^2 + 7x + 1
- C.
X^2 + 7x + 1
- 4.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (fg)(x)
- A.
3x^3 – 12x^2 – 3x
- B.
3x^3 – 7x^2 – 3x
- C.
3x^3 – 12x^2 – x
- 5.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (f / g)(x)
- A.
(3x^2 – 4x – 1) / 3x
- B.
3(x^2 – 4x – 1) / x
- C.
(x^2 – 4x – 1) / 3x
- 6.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (f ◦ g)(x)
- A.
9x^2 – 12x^2 – 3
- B.
9x^2 – 6x^2 – 3
- C.
9x^2 – 12x^2 – 3x
- 7.F(x) = x^2 – 4x – 1 & g(x) = 3xFind: (g ◦ f)(x)
- A.
3x^2 – 12x – 9
- B.
3x^2 – 12x – 3
- C.
3x^2 – 12x + 3
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