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Linear Equations and Functions
Linear Functions and Applications
Logarithms and Logarithmic Functions
Formulas/Equations
Miscellaneous
100
(-2, -4) (-3, 4) Find the slope and determine if it is increasing, decreasing, constant, or undefined.
What is m=-8, decreasing?
100
Determine if the function is linear and give the slope if there is one. (-5, 491), (-2, 347), (1, 203), (4, 59), (6, -37), (8, -133)
This function is not linear.
100
Give the logarithmic expression for the following 4²=16
What is log4 16
100
y=mx+b
What is the Slope intercept form?
100
Free Points
Free Points
200
Determine the Vertical Intercept and slope of the following y= 3-x y= 3/4x + 2 y=x
What is m=-1, (0, 3)... m=3/4, (0, 2)... m=1, (0, 0)
200
Determine if the function is linear and give the slope if there is one. (-3, -4), (0, -2), (1, 0), (5, 2), (8, 4), (11, 6), (15, 8)
The function is linear. m=2/3
200
Give the exponential form to this logarithmic expression Log2√2=1/2
What is 2^1/2 =√2
200
y= y(2)-y(1) _______ x(2)-x(1)
What is the Slope Formula?
200
What is the slope behavior of the function below f(x)=6-4x
What is decreasing
300
Determine the horizontal Intercept as an ordered pair for the following y=x y= -4x-3 g(x)= 1/2x+2
What is (0, 0).... (-3/4, 0)... (-4, 0)
300
The data below represent your annual salary(S, in thousands of dollars) for the first four years(t) of your current job. (0, 20.1), (1, 20.6), (2, 21,1), (3, 21.6), (4, 22.1) Provide the vertical intercept, average rate of change, and write a function for the data.
What is (0, 20,100)... $500/yr... S(t)=500t+20,100
300
Solve the following equation. 8-2log7x=10
What is 1/7
300
Δy __ Δx
What is the Equation for the Average rate of Change?
300
The slope: m= undefined is true for which type of line?
Vertical.
400
Write an equation for the following Parallel to y=-2x-3 passing through (0, 5)
What is y=-2x+5
400
Determine if the function is linear and give the slope if there is one. (-8, 6.9), (-5, 7.5), (-2, 8.1), (0, 8.5) (3, 9.1), (4, 9.3) (9, 10.3)
This function is not linear
400
Solve the following equation. Give the decimal approximation rounded to three decimal places. 1000(1.12)^x= 2000
What is 6.116
400
Logb(x) Log(x) _____ Log(b)
What is the change of Base Formula?
400
Explain why log base 7 of 0 does not exist.
There is not power of 7 tha twill give a result of 0
500
Write an equation passing through the points (0, 5) (1, 3) ... Write an equation for a horizontal line passing through (7,-5)
What is y=-2x+5... y= -5
500
FREE POINTS
FREE POINTS
500
Evaluate. log5(1/25)
What is -2
500
x=a
What is the equation for vertical lines?
500
Does the following represent a function? (2, 52), (4, 41), (4, 30), (7, 19)
No, input values repeat