expressions + exponents
Rational/ Irrational
One variable and two variable equations
Slope + y-intercept
System of equations
100
Write out and solve
4^4
4 x 4 x 4 x 4 = 256
100
Is 8 a natural number?
Yes
100
Solve for x:
6/7x = 2/3
6/7x = 2/3
x= 2/3 *7/6
x=14/18
x= 7/9
100
Is this function linear or non-linear?
Equation y=4x-15
yes
200
What is 9^4 x 9^3?
9^7
200
Is ⅔ rational?
Of course
200
Get y by itself
3x +y = 2
y = -3x +2
200
Which function has a greater y- Intercept?
Function 1: y= -2x - 10
Function 2: y= -4x + 6
Function 2: y= -4x + 6
300
Select all expressions equal to 6^4
6 x 6 x 6 x 6
36 x 36
4 x 4 x 4 x 4 x 4 x 4
1296
4096
1, 2, 4
300
Is 2(pi)/3
Rational or irrational.
Irrational
300
Solve for a.
-7a + 2.8 = -4.2
-7a + 2.8 = -4.2
-7a = -7
a = 1
300
Which function has a more negative slope?
Function 1: y= -3x +7
Function 2: y= -x +6
Function 1: y= -3x+7
400
Select the true statements
a. -8.2 + (-5.6) is positive
b. ⅗ + (-¼) is positive
c. 2/4 x 0/6 is equal to zero
b and c
400
Decide which of the following numbers are rational:
a. -7
b. 2/3
c. pi
d. 5.50
e. -1/2
A, B, D, E
400
Get y by itself
4x + y = 6x + 10
4x + y = 6x + 10
y = 2x +10
400
What is the slope of the line through (2,2) and (4,6)?
m= (6-2)/(4-2)
m= 4/2
m= 2
400
What is the solution of the system of equations
a. (7,2)
b.(7,1)
c.(1,7)
d.(2,7)
c. (1,7)