scatterplots
parallel lines
arithmetic sequences
perpendicular lines
100
b
100
Parallel lines have the ___________________ slopes
same
100
The formula for an arithmetic sequence is y=-3x+1000. What is the 234th term of that sequence?
298
100
Perpendicular lines have ___________ _________slopes.
negative reciprocal
200
True or false: The line of best fit has to touch all points on the scatterplot.
False
200
Line k has a slope of -3. Another line is parallel to line k. What is the slope of line of this other line?
-3
200
What is the next term in the sequence?
12, 25, 38, ...
51
200
What does negative reciprocal mean?
you take a number in fraction form and then flip the fraction and change the sign
300
What is a good prediction of what the weight will be at a height of 28 inches?
around 105
300
Write an equation that is parallel to
y=7/8x-2
y=7/8x+b
300
What is the formula to find the nth term of the following sequence?
21, 27, 33, 39,...
an=6n+15
300
What is the negative reciprocal of -6?
1/6
400
1/2
400
What is the slope of a line that is parallel to y=3x-4
3
400
What is the formula to find the nth term of the following sequence?
12, -1, -14, -27,...
an=-13n+25
400
What is an equation of a line that is perpendicular to
y=1/5x-2
y=-5x+b
500
Find the equation of the line of best fit (in slope intercept form) for the scatter plot representing bivariate data. Points A & B are on the line of best fit.
y=-
500
What is the equation in slope-intercept form of the line parallel to y=5x+20, that passes through the point with coordinates (0, −9)
y=5x-9
500
What is the 50th term in this sequence?
3, 8, 13, 18,...
248
500
Line k has a slope of -3. Another line is perpendicular to line k. What is the slope of line of this other line?
1/3