Linear Functions
what does M stand for in y = mx + b
what is Slope
What sign would you use if Y is greater than mx + b
Greater than (>)
is 2.80 a rational number?
Yes
What is the exponential formula
Y= ab^x
What type of correlation is it when a line of best fit goes down and points are spread out?
Negative correlation
What does B represent in a linear equation
Graph y <2x + 1. Do you shade above or below the line?
Below
is the square root of 16 rational or irrational
Rational
What does b represent y= ab^x
Growth/decay factor
What type of correlation is it when point form a straight upward trend
Positive correlation
What is the slope of a horizontal line
is the point (0,9) a solution to y > 13x + 9
No
is the square root of 5 + the square root of 13 rational or irrational
Irrational
What is the vertex of y = 2(x)^2
Vertex (0,0)
What graph is best for showing trend over time
Line graph
What is the slope of a vertical line
Undefined
What kind of line do you draw for y ≤ mx + b
Solid line
is pi a rational number
No, its irrational
2
What is the median of the data set: 2,5,7,8,10
7
Find the slope between points (2,3) and (4,7)
2
Solve: 2x - 5 > 7
x > 6
is 3.141519 a rational number
Yes, its a rounded version of pi
Decay
What is the mode of the data set: 4,4,6,7,8,8,8
8