Functions
Determine whether the relation is a function.
{(-3, 7), (2, 9), (6, 4), (7, 5), (11, 1)}
Function
Find the slope of the line that goes through the given points.
(-8, 3), (-8, -5)
Undefined
Use the given conditions to write an equation for the line in slope-intercept form.
Slope = -4, passing through (-8, 5)
y = -4x - 27
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (2, -5) and parallel to the line whose equation is y = -4x + 7
y = - 4x + 3
Find the distance between the pair of points.
(2, 5) and (-6, -1)
10
Evaluate the function at the given value and simplify.
f(x) = -7x - 5; f(5)
-40
Find the slope of the line that goes through the given points.
(9, 1), (-5, -7)
4/7
Use the given conditions to write an equation for the line in slope-intercept form.
Slope = 7/8 , passing through (6, 2)
y = (7/8) x - (13/4)
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (5, 2) and perpendicular to the line whose equation is y = 1/4 x + 9
y = - 4x + 22
Find the midpoint of the line segment whose end points are given.
(9, 8) and (0, 1)
(9/2, 9/2)
Determine whether the relation is a function.
{(-7, -5), (-7, 8), (-1, -5), (6, -1), (10, -8)}
Not a Function
Find the slope of the line that goes through the given points.
(-3, 1), (-6, 1)
0
Use the given conditions to write an equation for the line in slope-intercept form.
Slope = 5/6 , y-intercept = 2
f(x)= 5/6x+2
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (5, 2) and parallel to the line whose equation is y = - 1/2 x + 2
y=- 1/2x+ 9/2
Find the distance between the pair of points.
(0, 10) and (9, 10)
9
Evaluate the function at the given value and simplify.
f(x)=5x2-4x+7; f(x-1)
5x2 - 14x + 16
Find the average rate of change of the function from x1 to x2.
27)f(x)=-3x2-x from x1=5 to x2=6
-34
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (-5, -3) and (7, -6)
y=(-1/4)x- 17/4
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (5, 4) and parallel to the line whose equation is 3x + y - 7 = 0
y = - 3x + 19
Find the midpoint of the line segment whose end points are given.
(-8, 5) and (7, 2)
(-1/2, 7/2)
Evaluate the function at the given value and simplify.
f(x)= x2-8/ (x3+6x); f(5)
17/155
Find the average rate of change of the function from x1 to x2.
26)f(x)= 2x from x1=2 to x2=8
1/3
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (-2, -8) and (-5, -2)
y = - 2x - 12
Use the given conditions to write an equation for the line in slope-intercept form.
Passing through (2, 4) and perpendicular to the line whose equation is -9x + y - 3 = 0
y=- 1/9x+ 38/9
Find the distance between the pair of points.
(1, 6) and (-2, -1)
581/2