Functions
Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)}
No
Algebra: What is the slope-intercept of a linear equation
Algebra: y= mx + b
Simplify: 3(x-4)+2x
5x-12
Would the graph of a circle be a function? Why or why not?
No. It fails the vertical line test.
A stock price increases at a rate of $.45 per week. The initial price was $27 per share. Write an equation to model this scenario.
y=.45x + 27
What is the slope between the points (3,4) and (6,13)
h(x) = 5x - 6 for h(x) = 5
19
Draw a graph for the following situation: Roddy rides his bike to school but drops his phone about a quarter of the way. He realizes his error, sprints back to get his phone then sprints to school to make it on time.
Answers will vary.
Solve: (3 - 3x)/7 = 6
x = -13
g(x) = 2x + 7 for g(-3)
1
Draw a graph that represents an average person's height over time.
answers will vary
Answers will vary.
Is the following a function: {(0,2) (3,4) (4,3) (0,5)}
NO (Repeating x-value)
Given the equation c = 5h + 35, if Dale works for 10 hours, what is his cost for the day?
$85
What's the slope of the line passing through (3,9) (5,4)
slope: -5/2
768