Rates of Change
What is another word for Rate of Change
Slope
What is the Equation of a Line
y = mx + b
How many variables does a Linear Relation Have?
2
Simplify:
5x + 6y + 7 - x + 2y - 2
4x + 8y + 5
What is the name of Greek Letter that means "Change in"
Delta
What does 'b' represent in the equation of a line
The y-intercept
Are the following two Lines Parallel? How do you know?
y = 56x -839403
Y = 56x + 2
Yes.
They have the same slope ('m' value)
Simplify:
15g + 5r - 25k
5(3g + r -5k)
What are two ways to find the Rate of Change
Rise/ Run
(y2 - y1) / (x2 - x1)
What does 'm' represent in the equation of a line
Rate of change/ slope/ Rise over Run
What is the definition of Perpendicular Lines?
Lines that intersect at a 90 degree angle
Simplify:
5x - x2 + 89x5
x(5 - x + 89x4)
Find the Rate of Change
(0,3) (1,5)
2
At what point does the linear equation: y= 78x -3 intersect the y axis?
(0,-3)
Is the following slope positive, negative, zero or undefined?
y = 2
Zero
Expand:
6t(2 + 6u -y + t4)
12t + 36tu - 6ty + 6t5
Fill in the Blanks
The Rate of Change for Linear equations is always: _________.
Which means you can use _______ two points to find the Rate of Change
1. Constant
2. Any
In the equation of a line, what are the variable terms and what are the constant terms?
m,b --> Constant terms
x, y ---> Variable terms
For the equation: y= 2x -9,
Find the value of x when y = 0
x = 4.5
Simplify:
h-2 h-6 h4
1/ h4