Transcript Unit 2 Powerpoint Review Game

Unit 2 Review Game
1.)
If f(x)=4x-1, what is f(-3)?
2.)
In the equation y=1/2x+5, which statement is true?
a. The dependent variable, y, is 5 more than ½ of the independent
variable x.
b. The independent variable, y, is 5 more than ½ of the dependent
variable x.
c. The dependent variable, x, is 5 more than ½ of the independent
variable y.
d. The independent variable, x, is 5 more than ½of the dependent
variable y.
3. Find the domain and range of the following graph.
4. The equation c = 5s represents the total cost, c, of snow cones, s,
that Emily bought for her and her friends. How many snow cones did
she buy if the total cost was $40.00?
5. Would this set of points be a function? And why?
(1,3) (2,4) (-1,3) (1,6)
6. Which of these tables if not a function?
A
X
1
2
3
4
B
Y
2
4
6
8
X
-1
0
-1
0
C
Y
2
4
6
8
X
-1
0
4
5
Y
-2
-3
-12
-5
7. Does this graph represent y as a function of x?
8. Is the following mapping a function?
9. What is the x-intercept of the graph below?
10. Identify the x-intercept and y intercept in the table below.
11. Given the equation y = -7x + 6, rewrite the equation using function
notation.
12. If x = 5, y = -4 and z = 12, evaluate |-3x-7|+3y
13. If the area of a rectangle is found by using A=lw, solve for the
length.
14. Solve 4x - 7y=28 for y.
15. Find the value of x so that the triangles have the same perimeter.
x
12
X-7
10
4
X+6