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Slippery Slope
Name that equation!
Supply and Demand
Plot Devices
Crossword Clues
100
We use this letter of the alphabet to represent slope.
What is m?
100
This name refers to y = mx + b.
What is SLOPE-INTERCEPT FORM?
100
In a supply-and-demand problem, this variable goes on the horizontal axis.
What is QUANTITY (Q)?
100
This is the term for where a line crosses the y-axis.
What is the Y-INTERCEPT (b)?
100
Peter's system of equations had infinitely many solutions, so he had to find a _____________ system of solutions. (12 Letters, 13 if you're British)
What is PARAMET(E)RIZED?
200
Slope can be interpreted as a fraction of these two R words.
What is RISE over RUN?
200
This term refers to the equation y - y1 = m (x - x1).
What is POINT-SLOPE FORM?
200
In a supply-and-demand problem, this variable goes on the vertical axis.
What is PRICE (p)?
200
This six-letter word is the term for the point (0,0).
What is the ORIGIN?
200
To compare two variables, Rachel constructed a linear ________ that assigned one y-value to each x-value. (8 Letters)
What is FUNCTION?
300
We sometimes use this Greek letter to represent "change in," as in, "m = change in y / change in x".
What is DELTA (Δ)?
300
This term represents the quantity (y2-y1)/(x2-x1).
What is SLOPE?
300
This term denotes the point where the supply and demand lines intersect.
What is the EQUILIBRIUM POINT?
300
This is the part of the plane where x = 0.
What is the Y-AXIS?
300
Greg's system of equations had no solutions, so he called his equations ____________. (12 Letters, starts with I)
What is INCONSISTENT?
400
This is the slope of a horizontal line.
What is ZERO (0)?
400
The equation here represents this type of line: x = 5.
What is A HORIZONTAL LINE?
400
In a supply-and-demand problem, this line is the increasing line.
What is the SUPPLY LINE?
400
This is the part of the plane where y = 0.
What is the X-AXIS?
400
When Susan solved the system of equations without using matrices, she was performing the _______ method. (7 Letters)
What is ECHELON?
500
This is the slope of a vertical line.
What is UNDEFINED (NO SLOPE)?
500
The quantity here is what this type of line minimizes: Σ(mx+b-yi)^2.
What is the LEAST-SQUARES LINE?
500
In a supply-and-demand problem, this line is the decreasing line.
What is the DEMAND LINE?
500
This is the term for the upper-right part of the plane, where x > 0 and y > 0.
What is the FIRST QUADRANT?
500
We call two systems of equations that have the same solutions __________. (10 Letters, starts with E)
What is EQUIVALENT?