Linear Functions
The shape of a linear function.
What is a straight line?
What type of lines have the same slope?
What is parallel lines?
When graphing a system of equations, you see that the two lines intersect, how many solutions does that system have?
What is one solution?
The rate of change of a linear function is constant or not constant?
What is constant rate of change?
The slopes of perpendicular lines are...
What is opposite reciprocals?
What would be the best method to solve the following system:
y=5x+3
x=-7
What is the substitution method?
f(x)= 12,500 -1,600t
Solve for f(4)=?
What is $6,100?
Given the line y=5x+2, what is the slope of line parallel to it?
What is 5?
Solve the system of equations:
y=6x
y=5x+7
What is (7,42)?
The equation -6x+3y = 9 is given, what is the rate of change?
What is 2?
Given the line y=-1/2x-3, what is the slope of a line perpendicular to it?
What is 2?
Solve the following system:
2x+y=9
2x-y=-1
What is (2,5)?
Look at the table below:
x: -1,0,1,2
y: 4,1,-2,-5
What function models this table?
(hint: f(x)=.....)
What is f(x)=-3x+1?
Write the equation of a line that passes through the point (–2, 6) and is parallel to a line with a slope of 2 .
What is y=2x+10?
Solve the following system:
4x-7y=16
4x-9y=-16
What is (32,16)