# Determine which of the following points lies on the graph of the equation assignment help

### QUESTION 1

1. Determine which of the following points lies on the graph of the equation:

 (0,7) (0,6) (0,5) (6,5) (1,5)

5 points

### QUESTION 2

1. Complete the table.  Use the resulting solution points to sketch the graph of the equation.

5 points

### QUESTION 3

1. Graphically estimate the x- and y- intercepts of the graph:

y = x3 – 9x

 x-intercept: (Â±3,0),(0,0) y-intercept: (0,0) x-intercept: (3,0),(0,0) y-intercept: (0,0) x-intercept: (-3,0),(0,0) y-intercept: (0,0) x-intercept: (0,Â±3),(0,0) y-intercept: (0,0) x-intercept (0,3),(0,0) y-intercept (0,0)

5 points

### QUESTION 4

1. Find the x- and y-intercepts of the graph of the equation

y=49-7x

 x-intercept: (7,0) y-intercept: (0,-7) x-intercept: (49,0) y-intercept: (0,7) x-intercept: (-7,0) y-intercept: (0,-49) x-intercept: (49,0) y-intercept: (0,49) x-intercept: (7,0) y-intercept: (0,49)

5 points

### QUESTION 5

1. Determine whether the value of x=7 is a solution of the equation:

 no yes

5 points

### QUESTION 6

1. Solve the equation 8-5x=6

5 points

### QUESTION 7

1. Solve the equation and check your solution.

-2-4x=30

 9 -11 -8 7 -10

5 points

### QUESTION 8

1. Solve the equation and check your solution.

5y + 1 = 6y – 5 + 8y

 2/3 3/2 6/5 5/6 –2/3

5 points

### QUESTION 9

1. Solve the equation and check your solution.

67x – 24 = 3x + 8(8x-3)

 3 67 -3 -67 All real numbers

5 points

### QUESTION 10

1. Solve the equation and check your solution.

 10 6 7 9 8

5 points

### QUESTION 11

1. Solve the equation and check your solution.  (If not possible, explain why.)

 2 5 6 4 10

5 points

### QUESTION 12

1. Solve the equation and check your solution.  (If not possible, explain why)

 -18 7 11 No solution.  The variable is divided out. 20

5 points

### QUESTION 13

1. Write the quadratic equation in general form.

4x2 = 8 – 9x

 4x2 + 9x + 8 = 0 4x2 + 9x = -8 4x2 – 9x – 8 = 0 -4x2 + 9x – 8 = 0 4x2 + 9x – 8 = 0

5 points

### QUESTION 14

1. Solve the quadratic equation by factoring.

x2 – 6x + 5 = 0

 -1, 5 -1,-5 1,-5 1,5 6,5

5 points

### QUESTION 15

1. Solve the quadratic equation by factoring.

x2 + 8x + 16 = 0

 4 –1/4 -4 Â±4 1/4

5 points

### QUESTION 16

1. Solve the equation by extracting square roots.

(x+6)2 = 5

 6 + âˆš5 -6 Â± âˆš5 -6 -âˆš5 6 Â± âˆš5 -6 + âˆš5

5 points

### QUESTION 17

1. Use the Quadratic Formula to solve

x2 + 20x + 98 = 0

 x = -8, x = -12 x = -âˆš2 – 10, x = âˆš2 – 10 x = -âˆš3 – 10, x = âˆš3 – 10 x = 10, x = -10 x = -âˆš2 – 9, x = âˆš2 – 9

5 points

### QUESTION 18

1. Write the complex number in standard form.

âˆš -9

 3i -3i 9i 4i -9i

5 points

### QUESTION 19

1. Find real numbers a and b such that the equation is true.

a + bi = 14 + 2i

 a=16, b=4 a=18, b=6 a=14, b=2 a=15, b=14 a=17, b=5

5 points

### QUESTION 20

1. Find all solutions to the following equation.

 x = –17/4 x=9 no solution x=-17 x=-8