b g
The expression b2 x  7g in expanded form equals:
The expression b3x  2g in expanded form equals:
The expression b8 x  1g in expanded form equals:
The expression b5x  2 y g in expanded form equals:
1. The expression 3x  5 in expanded form equals:
2
2.
3.
4.
5.
6. If f ( x)  x 2  3x and
7. If f ( x)  x 2  3x and
8. If f ( x)  2 x 2  x and
9. If f ( x)  x 2  3x and
10. If f ( x)  3x 2  x and
2
2
2
2
g ( x )  3x find f ( g(3)) .
g ( x )  3x find f ( g( 5)) .
g ( x )  5x find f ( g (2)) .
g ( x )  5x find f ( g( 2)) .
g( x)  8x  5 find g ( f (2)) .
11. What is the solution set for the equation
12. What is the solution set for the equation
13. What is the solution set for the equation
14. What is the solution set for the equation
15. What is the solution set for the equation
x 8  4  7.
x  3  4  2.
2x  5  4  6 .
x 5 4  9.
3x  7  5  8 .
16. What is the solution set for the equation
17. What is the solution set for the equation
18. What is the solution set for the equation
19. What is the solution set for the equation
20. What is the solution set for the equation
x 8  4  7.
x  3  4  2.
2x  5  4  6 .
x 5 4  9.
3x  7  5  8 .
21. Find the domain of f ( x)  x  9 .
22. Find the domain of f ( x)  2 x  14 .
x2
23. Find the domain of f ( x ) 
.
2x  3
5x
24. Find the domain of f ( x ) 
.
x4
x 5
25. Find the domain of f ( x) 
.
x3
26. Solve for all values of x given the equation:
27. Solve for all values of x given the equation:
28. Solve for all values of x given the equation:
29. Solve for all values of x given the equation:
30. Solve for all values of x given the equation:
2 x  7  15 .
2 x  3  21 .
3x  5  30 .
7 x  1  22 .
2 x  6  20
31. If
and
(1)
, what is the value of
(2)
(3)
(4)
32. Which graph represents the solution set of
?
33. Factored completely the expression
(1)
(2)
(3)
(4)
34. The expression
.
is equivalent to
is equivalent to
(1)
(2)
(3)
(4)
35. Which graph does not represent a function?
(1)
(2)
(3)
(4)
36. Which function is NOT one-to-one?
(1) {(2,3), (-4, 5), (7, -6), (9, 11)}
(2) {(6, 0), (-3, 9), (3, 5), (8, -6)}
(3) {(-10, 2), (6, 1), (9, -5), (8, 12)}
(4) {(0,7), (2, -1), (8, 3), (11, -1)}
37. In simplest form the expression
(1)
(2)
equals
(3)
(4)
38. What is the domain of the function
(1)
(2)
?
(3)
(4)
39. Factored completely the expression
(1)
(2)
(3)
(4)
40. Simplify the expression
(1)
(2)
41. The solution set of
(1) {
}
is equivalent to
and only use positive exponents.
(3)
2|4x +8| = 56
(2) {-5, 9}
(4)
is
(3) {5}
(4) {9}
42. The solution set of
(1) {2}
43. Express
(2) {23}
(3) {3}
(4) {-26}
with a rational denominator, in simplest radical form.
44. Solve the fractional equation for x:
45. Solve for all values of x by factoring by grouping. [5 points]