Solving Linear Equations
Solve for x
2x-1=9
What is x=5?
The three types of linear equations. Write them with their title and equation.
What is
Slope-intercept form: y=mx+b
Point-Slope form: y-y1=m(x-x1)
Standard form: Ax+By=C ?
What is, every input has one single output?
Use of a linear model.
What is, to make predictions with scattered data?
The “Harry Potter” series was written by this author.
Who is JK Rowling?
Solve for x
2x+3x-1=9
What is x=2?
The equation of the line that passes through the points (3,4) and (6, 10)
What is y-4=3(x-3) OR y-10=3(x-6)?
Defintion of domain and range.
What is, all possible x-values (domain) and y-values (range)?
The visual of a graph with no correlation.
What is, points evenly scattered everywhere?
Number of countries in the world.
What is 195?
Solve for x
2x-1=4x+2
What is x=-3/2?
The x and y intercept of the equation of 4x+5y=20.
What is (5, 0) and (0,4)?
Evaluate f(3) for f(x)=2x-2+3x-9
Draw a strong positive correlation.
*will check in person*
This German composer is famous for his nine symphonies and “Moonlight Sonata.”
Who is Ludwig van Beethoven?
Solve for x
2(x-2)=4(x+3)
What is x=-8?
Parallel, perpendicular, or neither.
y-1=5(x-1) and 5x-4y=20
What is neither?
Consider the function, f(x)=3(x-1)-0.4(9-x). Evaluate f(2)+f(4)
What is 7.2?
Draw a scatter plot with a linear regression who's correlation coefficient is -0.5.
*check in person*
Delivered by Abraham Lincoln during the American Civil War, this speech is known for the phrase “government of the people, by the people, for the people.”
What is the Gettysburg Address?
2(x+1)+2x=3x-(x+5)
What is x=-7/2?
A car rental company charges a flat fee of $25 and then an additional $0.50 per mile driven. You need to rent a car for a day and your budget is $50.
Miles you can drive.
What is 50 miles?
The difference between the graph of discrete vs continuous linear functions.
The difference between interpolation and extrapolation
What is,
Interpolation- the use of a linear model to predict data within the range of the data we have.
Extrapolation- the use of a linear model to predict data outside the range of data we have?
This film won the Best Picture Oscar in 2003, becoming the first fantasy film to do so.
What is “The Lord of the Rings: The Return of the King”?