Linear Equations
What is the slope of the given line?
y = -2x + 4
-2
How can you tell if a graph is a function?
Vertical Line Test
Solve for x
2(x + 1) = 4
x = 1
Which of the following is a rational number?
A. 1/3
B. sqrt45
C. pi
D. 1.213214215216...
A
How would you describe the points on a scatter plot that has positive association?
The points are trending upward from left to right.
What is the equation of the line that has a slope of 6 and goes through the point (0,4)
y = 6x + 4
Determine if the given set of points is a function.
{(-2,1), (0,3), (2, 1), (3,0)}
Yes, function
solve for y
y+2 +3y = 10
y = 2
Which number is irrational?
A. 0 .12345
B. sqrt 25
C. Sqrt 35
D. 0.4545454545...
C
What is the x- value that makes the system true?
2x + 3y = 6
y = 2x + 2
x = 0
What is the slope of the line that goes through the points (2,3) and (4,6)?
3/2
Determine if the given set of points is a function.
{(1,2), (2,2), (3,2), (4,2)}
Yes, Function
solve for d
2(d + 2) + 3d = 14
d = 2
Evaluate
x2= 16
4 and -4
Simplify
(22(26))/24
24 or 16
Identify the slope AND y- intercept from the following equation:
y - 2 =3(x-2)
m = 3
b = -4
What value of x would make the set of points a function?
{(-1,1), (x, 2), (4, 8), (6,10)}
Any number that is not -1, 4, or 6
solve for r
i=prt
r = i/(pt)
what two digits does the square root of 70 fall between?
8 and 9
What is the length of the hypotenuse if one leg measures 6 and the other measures 8?
10
Which has a greater rate of change?
1) y - 4 = 5(x -10)
2) a line through the points (-2, -3) and (6, 7)
1
Which equation does not represent a function?
A. y = 2x + 3
B. y - 3 = 4(x + 2)
C. x2+y2=16
D. 2x + 2y = 16
C
solve for x
y = mx+b
x = (y-b)/m
evaluate
x3 = 125
x = 5
What is the volume of a cone with a diameter of 10 and a height of 6? Round to the nearest tenth.
157.1