Algebra I - 1st semester review

2. What is the perpendicular slope to m= -2?
3. When solving a system of inequalities, the solutions fall in the ________________area.
10. In order for a relation to be a function, x cannot _________.
11. When multiplying polynomials (with like bases), _____ the exponents.
12. To find this put zero in place of y.
15. To tell is a graph is a function use the ___________ (3 words).
17. When multiplying radicals only multiply _______ and radicands by the same. You can not multiply these two together.
19. When graphing y < -2x +9, you shade _______ the line.
20. To see if 2 expressions are equivalent you need to ________them.
21. The domain of y = 3x -4 is ______________(3 words).
23. Variables with __________ number exponents are perfect squares.
24. All of the x values for a function.
26. When simplifying radicals break apart the radicand or variable into 2 factors with one being a
27. Never-ending decimals like non-perfect squares are what kind of number?
28. Some sequences have a pattern of addition or subtraction and that number is called the __________.

1. Rate of change is also known as this.
4. To convert one unit of measure to another, the units need to ______ (direction)from each other.
5. What type of line is y = 3?
6. Terminating and repeating decimals are what kind on number?
7. What type of line is x = - 4?
8. All of the y values for a functions.
9. When adding or subtracting radicals, you can only add terms with like______.
13. This type of graph displays data as dots.
14. When solving an equation you get rid of a fraction by multiplying by the ___________.
16. to find slope from 2 points you could make a ________.
18. You flip the inequality sign when on the last step you divide or ________.
22. The set of integers is NOT closed under which operation?
25. If a pattern has a common ratio it is this type of sequence.
29. The degree of a term is found by looking at the largest __________.