Do Now:

• Pass out calculators. • Have your study guides ready to

check. • Pick up some practice EOC questions

from the back and complete.

Midterm Review!

Question # 1: 30 seconds

• Determine if the relation is a function.

Question # 2: 30 Seconds

• List the domain and range. State whether or not the relation is a function.

• Domain: 0,1,4,6,10 • Range: 2,3,6,8,12The relation is a function.

Input

Output 2

1

6 123

4

8

60 10

Question # 3: 1 min.

Find the value of x if f(x) = 4x -5 and f(x) = 7.

Answer: X = 3

Question # 4: 1 min. 30 sec.

Solve the inequality. Graph your solution.

ANSWER –5 < w < 6

Question # 5: 1 min. 30 sec.

Solve the inequality. Graph your solution.

x < –11 or x > 5ANSWER

Question # 6: 1 min. 30 sec.

Solve the inequality. Graph your solution.

–0.2 m 2.6ANSWER

Question # 7: 1 min. 30 sec.

Solve 2x + 3 < 9 or 3x – 6 > 12. Graph your solution.

x < 3 or x > 6ANSWER

The solutions are all real numbers less than 3 or greater than 6.

Question # 8: 1 min. 30 sec.Solve the inequality. Graph your solution.

– t 25

35ANSWER

Question # 9: 1 min. 30 sec.

Solve the inequality, if possible. Graph your solution.

ANSWER no solution

Question # 10: 1 min. 30 sec.

Solve the inequality, if possible. Graph your solution.

ANSWER

All real numbers are solutions because –1 > –6 is true.

Question # 11: 1 min.

Mrs. Dixon walked 500 feet in one minute. What was my rate in miles per hour?

Answer: 5.7 mph

Question # 12: 1 min.

A plane travels 900 miles per hour, what is the rate of the rocket in feet per second?

Answer: 1320 feet per second

Question # 13: 1 min.

xc – b

a=Answer:

Question # 14: 1 min.

Solve the equation, if possible.

ANSWER

Notice that the statement 2x + 10 = 2x + 10 is true for all values of x. So, the equation is an identity, and the solution is all real numbers.

Question # 15: 1 min.

Question # 16: 1 min.

Solve the equation.

ANSWER 4

Question # 17: 1 min.

Christmas Riddle!

If athletes get athletes foot, what do astronauts get??

Answer: missletoe!

Midterm Review: Part 2

Question # 1: 1 minute

Graph the system of inequalities:Y – 2x 7Y + 2x -1

Question # 2: 1 minute

What is the x-coordinate for the system of equations below?

2x + 5y = 14

6x + 7y = 10

Answer: (-3,4) -3 is the x-coordinate

Question # 3: 1 minute

What is the y-coordinate for the system of equations below?

4x – 3y = 5

-2x + 3y = -7

Answer: (-1, -3) -3 is the y-coordinate

Question # 4: 1 minute

What is the solution to the following system of equations?

X = 17 – 4y

Y = x – 2

Answer: (5, 3)

Question # 5: 1 minute

What is the slope and y-intercept of the following equation?

4y = 8x + 12

Answer: Slope = 2, y-intercept (0, 3)

Question # 6: 1 minute

What is the x-intercept of the following equation?

4x + y = -12

Answer: x = (-3, 0)

Question # 7: 1 minute

Graph the equation:

y + 3 = -2(x – 3)

Question # 8: 1 minute

Scatter Plot Question

Answer: About 800,691

Question # 9: 1 min. 30 sec

Write an equation of the line that passes through the point (0,2) and is

parallel to the line y = -4x + 6.

Answer: y = -4x + 2

Question # 10: 1 min. 30 sec

Write an equation of the line that passes through the point (6,0) and is perpendicular to the line y = ¾x – ¼.

Answer: y = -4/3x + 8

Question # 11: 30 sec

Two Parts:

1. Sketch an example of a scatter plot with a positive correlation.

2. Sketch an example of a scatter plot with a negative correlation.

Question # 12: 30 sec

What is the slope and y intercept of the graph of the equation 4y = 6x +12?

Answer: m = 3/2; b = 3

Question # 13: 30 sec

Write an equation in slope intercept form of the line that passes through the

point (-3, -1) and has a slope of 4.

Answer: y = 4x + 11

Question # 14: 15 sec

Graph the line y = -2.

Question # 15: 30 sec

Graph the line 2x + y = 3.

Question # 16: 30 sec

Find the slope of the line that passes through the points (5, 2) and (5, -2).

Answer: undefined.

Question # 17: 30 sec

Find the slope of the line that passes through the points (0,4) and (-3,4).

Answer: 0

Question # 18: 30 sec

Find the slope of the line that passes through the points (0,6) and (5, -4).

Answer: -2

Question # 19: 2 min

Worth 2 points!

Sarah and John have $15 to buy bananas and kiwis at Kroger. They will buy a total of 30 pieces

of fruit. Bananas cost 60 cents each and kiwis cost 25 cents each. Write a system of equations

that represents this situation.

Answer: x + y = 30

.60x + .30y = 15

Question # 20: 30 seconds

What is the slope of the line of this graph? Write an equation that represents this situation.