Rate of Change and Slope
The slope of a line that passes through the points
(2, 3) and (-4, 5)
What is -1/3?
This is the equation of a line with a slope of -2 and y-intercept of 7.
What is y = -2x + 7?
This is the equation for the line that is parallel to y = 3x + 4 and passes through point (3, 2).
What is y = 3x - 7?
The inverse of this relation {(-2, 1), (-5, 0), (-8, -1)}
What is {(1, -2), (0, -5), (-1, -8)}?
The solution set to -2b + 4 > -6.
What is {b|b < 5}
The slope of a line with y-intercept (0, 5) and that passes through (4, 1).
What is -1?
This is the equation of a line with a slope of 0 and y-intercept of 8.
What is y = 8?
This is the equation for the line that is parallel to y = -4x + 1 and passes through point (0, -3).
y = -4x - 3
The inverse of this function:
f(x) = 6/5x - 3
What is f-1(x) = 5/6(x + 3)?
The solution set to -6(w + 1) < 2(w + 5).
What is {w|w > -2}?
The value of r when a line passes through (5, 9) and (3, r) with a slope of -4.
What is 17?
This is the equation of a line that passes through the point (1, 9) and has a slope of 4.
What is y = 4x + 5?
This is the equation for the line that is perpendicular to y = x + 2 and passes through point (-3, -2).
What is y = -x - 5?
The inverse of this function:
f(x) = 3(3x + 4)
What is f-1(x) = x-12/9?
The solution set to the compound inequality 4 < f + 6 and f + 6 < 5
What is {f| -2 < f < -1}?
The value of r when a line passes through (7, r) and (4, 6) with a slope of 0.
What is 6?
This is the equation of a line that passes through the point (-3, -2) and has a slope of 2.
What is y = 2x + 4?
This is the equation for the line that is perpendicular to y = 2x - 4 and passes through point (4, -1).
What is y = -1/2x + 1?
The inverse of this function:
4x + 6y = 24
What is f-1(x) = 12-3x/2?
The solution set to the compound inequality p – 2 ≤ –2 or p – 2 > 1
What is {p|p ≤ 0 or p > 3}?
A realtor estimates the median price of an existing single-family home in Cedar Ridge is $221,900. Two years ago, the median price was $195,200. This is the average annual rate of change in median home price in these years.
What is $13,350?
This is the equation of a line that passes through the points (-2, 4) and (0, 6).
What is y = x + 6?
This is the equation for the line that is perpendicular to y = -2x and passes through point (0, 0).
What is y = 1/2x?
The inverse of this function:
-4y - 3x = 15 + 2y
The solution set to the inequality |2g - 5|≥9.
What is {g|g ≤ -2 or g ≥ 7}?