Name _____________________ Date:_____________________
6. Simplify the following expressions:
8. Which properties are illustrated by the following three expressions?
- -20 × -18 + -1 = -1 + -20 × -18
- f + g + 0 = f + g
- ( y + 1 ) × x = y × x + 1 × x
- Identity property of addition, Associative property of addition and Distributive property
- Associative property of multiplication, Identity property of addition and Commutative property of addition
- Distributive property, Identity property of multiplication and Commutative property of addition
- Commutative property of addition, Identity property of addition and Distributive property
D
9. Solve the following equations for x:
10. Solve the following inequalities. Then graph a) on the number line
11. Convert the following numbers into scientific notation:
12. Add the following polynomials:
13. Multiply the following polynomials and simplify:
15. Find the greatest common factor of the following terms:
16. Factor the following polynomials:
17. For question 16, exercises b) and c), solve for x:
18. You have 5 CDs. How many different ways can you listen to them?
19. Use the following data to construct a box and whiskers plot:
20. Suppose you toss a coin and spin a spinner numbered 1 through 7
21. Solve and graph the following systems of linear equations:
22. Write the following fractions in simplest form:
23. Solve the equation below in two different ways. First, solve it using the
quadratic formula. Secondly, solve it by completing the square.
24. Convert the following repeating decimal into a fraction:
25. Solve the following equation:
26. Rationalize the denominator of each fraction below:
27. Use a trigonometric ratio to find x:
x = 23.00 cm
29. After you leave your house, you walk 8 blocks south and 6 blocks east. How far are you from your house?
30. A rectangle has a length 6 ft greater than its width. The area of the rectangle is 352ft
2. What are the length and width of the rectangle?
.