# functions, domain and range, calculus homework help

### QUESTION 1

1. Evaluate the function.For f(x) =, find f(0) and f(9).

 f(0) =-1, f(9) =7 f(0) =-1, f(9) =5 f(0) =12, f(9) =7 f(0) =12, f(9) =5

4 points

### QUESTION 2

1. Find the domain and range of the function.F(t) =

 D: (0,∞), R: (0,∞) D: (-∞,∞), R: (-∞,∞) D: [0,∞), R: (-∞,∞) D: (-∞,0), R: (-∞,0)

4 points

### QUESTION 3

1. Evaluate the function.For f(x) =, find f(-4) and f(3).

 f(-4) =-30, f(3) =13 f(-4) =-26, f(3) =10 f(-4) =-26, f(3) =13 f(-4) =20, f(3) =23

4 points

### QUESTION 4

1. State the domain of the given function.f(x) =

 {x|x is a real number and x ≠ 25} {x|x ≥ 25} {x|x is a real number and x ≠ –5, x ≠ 5} {x}

4 points

### QUESTION 5

1. Find the domain and range of the function.F(t) =

 D: (0,∞), R: (0,∞) D: (-∞,∞), R: (-∞,∞) D: (-∞,0), R: (-∞,0) D: [0,∞), R: [0,∞)

4 points

### QUESTION 6

1. Evaluate the function.For f(x) =x2+9x, find .

 x 2x + h -9 2x + h +9 2xh + h +9h

4 points

### QUESTION 7

1. State the domain of the given function.f(x) =

 {x|x is a real number} {x|x ≥ 0} {x|x ≥- }

4 points

### QUESTION 8

1. Find the domain and range of the function.f(x) =

 D: (-∞,∞), R: D: [0,∞), R: D: [0,∞), R: (-∞,∞) D: (-∞,0], R:(-∞,0]

4 points

### QUESTION 9

1. State the domain of the given function.f(x) =

 {x|x >-3} {x|x ≥3} {x|x ≥-3} {x|x is a real number and x ≠-3}

4 points

### QUESTION 10

1. State the domain of the given function.f(x) =

 {x|x is a real number and x ≠ –24} {x|x is a real number} {x|x is a real number and x ≠ –8} {x|x is a real number and x ≠ 8}

4 points

### QUESTION 11

1. State the domain of the given function.f(x) =

 {x|x ≥-2} {x|x ≥2} {x|x ≤2} {x|x ≤-2}

4 points

### QUESTION 12

1. Find the domain and range of the function.g(z) =

 D: [1,∞), R: (-∞,∞) D: (-1,∞), R: (-∞,0) D: (-∞,-1), R: (0,∞) D: [0,∞), R: (-∞,∞)

4 points

### QUESTION 13

1. Find the domain and range of the function.g(z) =

 D: (-∞,∞), R: (0, 2) D: [-2,2], R: [0,2] D: [0,∞), R: (-∞,∞) D: (-2,2), R: (-2,2)

4 points

### QUESTION 14

1. State the domain of the given function.f(x) =

 {x|x is a real number and x ≠-6} {x|x is a real number and x ≠-54} {x|x is a real number} {x|x is a real number and x ≠6}

4 points

### QUESTION 15

1. Find the domain and range of the function.g(z) =

 D: [1,∞), R: (-∞,∞) D: (-1,∞), R: (-∞,0) D: (-∞,-1), R: (0,∞) D: [0,∞), R: (-∞,∞)

4 points

### QUESTION 16

1. State the domain of the given function.f(x) =

 {x} {x|x is a real number and x ≠49} {x|x is a real number and x ≠-7, x ≠7} {x|x ≥49}

4 points

### QUESTION 17

1. State the domain of the given function.f(x) =

 {x|x <-7∪ x >5} {x|x is a real number and x ≠-5, x ≠7} {x|x is a real number and x ≠7} {x|x is a real number and x ≠-7, x ≠5}

4 points

### QUESTION 18

1. Evaluate the function.Given f(x) =, find f(-2).

 –

4 points

### QUESTION 19

1. State the domain of the given function.f(x) =

 {x|x ≥ 5} {x|x is a real number and x ≠-5} {x|x >-5} {x|x ≥-5}

4 points

### QUESTION 20

1. Find the domain and range of the function.f(x) =

 D: (-∞,0], R:(-∞,0] D: [0,∞), R: D: [0,∞), R: (-∞,∞) D: (-∞,∞), R:

4 points

### QUESTION 21

1. Find the domain and range of the function.g(z) =

 D: [-3,3], R: [0,3] D: (-3,3), R: (–3,3) D: (-∞,∞), R: (0, 3) D: [0,∞), R: (-∞,∞)

4 points

### QUESTION 22

1. Evaluate the function.Given f(x) =, find f(-4).

 – 0 –

4 points

### QUESTION 23

1. State the domain of the given function.f(x) =

 {x|x <-5 ∪ x > 2} {x|x is a real number and x ≠ –5, x ≠ 2} {x|x is a real number and x ≠ 5} {x|x is a real number and x ≠ –2, x ≠ 5}

4 points

### QUESTION 24

1. Find the domain and range of the function.F(t) =

 D: (-∞,0), R: (-∞,0) D: (0,∞), R: (0,∞) D: (-∞,∞), R: (-∞,∞) D: [0,∞), R: [0,∞)

4 points

### QUESTION 25

1. State the domain of the given function.f(x) =

 {x|x ≥ 6} {x|x ≤-6} {x|x ≤ 6} {x|x ≥-6}

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