Rationals and Pythagorean Theorem
Expressions and equations
Functions and Scatter Plots
Linear Functions
Miscellaneous
100

Find

sqrt(169)

13, -13

There are two answers to any square root problem. 

100

Simplify the expression: 

  9h + 4 - 13h + 6

-4h + 10

100

Use the function rule to find the value of f(x) when x = 4

f(x) = -2x + 6

f(x) = -2

100

Find the slope and y intercept in the equation y = -x + 4

m = -1 

b = 4

100

Rewrite the fraction as a decimal: 

7/12

0.58 bar33


200

Estimate 

sqrt(54)

7 and 5/15 or 7.3

200

Simplify the expression 

6 - 3(2x + 4) 

-6x - 6

200

Use the function rule to find the value of the function when x = -6.

f(x) = -1/2x + 10

f(x) = 13

200

Find the slope and y intercept from the table: 

m = 2 

b = 2

200

Solve. 

root(3)(216/1000)

6/10

300

Find the cube root of -216. 

-6


There is only one answer for a cube root problem. 

300

Solve the equation 5x - 17 = 8

x = 5

300

Describe the correlation shown by the scatter plot below. 

Positive Correlation

300

Use the coordinate pairs to find the slope:  (-3, 1) and (5, 1)    

m = 0 

There is no change in y and 0 divided by anything is zero. 

300

On your whiteboard table, draw the 4 quadrants of the coordinate plane and label them correctly, 1-4.

400

Use the pythagorean Theorem to find the missing side: 

y = 5

400

Solve the equation

10 + d/3 = 20 

    

d = 30

400

Use the scatter plot shown below to predict the sales when the temperature is 20 degrees celcius.

$450 

400

Find the slope and y intercept of the graph shown below. Then write the equation.

m = 2/1 or 2

b = 1 

y = 2x + 1

400

Write the equation of the graph shown

y = -2x + 2

500

Find the missing hypotenuse. 

x = 10

500

Solve the equation for c. 

5(4c - 2) = 7c - 23

c  = -1

500

Interpret the relationship.  What is happening to ice cream sales as the temperature increases?

Ice cream sales increase as the temperature increases. 

500

An electrician charges $30.00 for a house call and $70.00 an hour. Write a linear equation that shows how the total cost of the electrician’s work y, depends on the number of hours x the electrician works. State the initial value (constant) and rate of change?

y = 70x + 30

Initial value is $30. 

Rate of change is $70 per hour. 

500

Write and solve an equation from the following statement.  Seven less than four times a number x is two more than the number. What is the number?

x = 3

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