x - 5 < 3(x - 2)
x > 1/2
Which one of the following is the smallest number?
2.43 x 10-3 5. 93 x 10-3 2.44 x 10-3
2.43 x 10-3
Is pi a rational or irrational number?
Irrational
Simplify:
-2(-3x - 4) -3x
3x + 8
Suppose an oval was graphed on a coordinate plane. Is it a function?
No
Solve for x:
1/4 (8x - 4) = 3x +5
x = -6
Order the following from least to greatest:
48%, 2/5, 0.489, 4.89 x 102
2/5, 48%, 0.489, 4.89 x 102
What is the ?
-16
Simplify:
-2(7p + 6) - 12
-14p -24
If there is a vertical line graphed on a coordinate plane, what type of slope does that line have?
Undefined
-3(x - 7x) / 6 = -15
x = - 5
Order the following numbers from greatest to least:
3 ×10-2, 30%, 1/3, 0.315
1/3, 0.315, 30%, 3 x 10-2
The square root of 67 falls in between which two integers?
8 and 9
Evaluate when x = -1 and y = 3
(x + y)2 / x
-4
What is the range of the function below?
{(3, 7), (1, 1), (10, 28), (2, 4)}
{1, 4, 7, 28}
-7(x - 2) + 10= 3
Step 1 -7x - 2 + 10=3
Step 2 -7x + 8 = 3
Step 3 -7x = -5
Step 4 x = 5/7
Which step did the mistake occur?
Step 1
Write a number in scientific notation that would satisfy the expression:
5.17 x 10-4 < _____________ < 6.32 x 10-3
Answers may vary
Name all of the subsets that -8 belong to.
Real, rational, and integer
Evaluate the expression when x = 5 and y = -3:
-xy2 - 3y
-36
What is the domain of the relation?
{(-2, 5), (3, 7), (6, 15), (-2, -5), (3, -7)}
{-2, 3, 6}
Solve:
4 - (3x + 7) < 2 (6x - 9)
x > 1
Write a decimal, fraction, percentage, AND a number in scientific notation that would make this statement true:
1/5 < ______________ < 35%
Answers will vary
True or false: Zero belongs to all of the subsets below:
Real, rational, integer, whole, and natural
False
Simplify when x = -3, y = -2, and z = -1
xyz3 + xy + z
Write the equation of the line that intersects the y-axis at -5 and runs 3 and rises -2.
y = -2/3x - 5