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Alg. I Prac. State Exam
供稿人: Crouch

What is the slope of the line that passes through

the points in the table?

 -2

 5/8

  8/5

  2

-1
x
1
4
-3
y
1
7

What is the solution of 

 

2x + 8 = -6

  x = -7

  x = -1

  x = 1

  x = 7

What is the simplified form of this expression?
(2x + 3)(x - 5 )

  2x2 -15

  2x2 -2x  -2

  2x2 -7x -15

  2x2  -2x -15

What happens to the y-intercept of the equations

y = x when the equation is changed to

y = x + 4?

  The y-intercept change from 0 to 4.

  The y-intercept change from 0  to  -4.

  The y-intercept becomes equal to the x-inter.

  The y-intercept does not change.

The function f(x) = 3x +2 has a domain of of {-1,2,3}

What is the range of this function?

  {-7,-4, -1}

  {-7, -5, 4}

  {5, 8, 11}

  {-1, 8,11}

A.
Which table represents a linear relationship?
x

  A

-1
6
4
15
-2
y
8
B.
x
11
6
0

  B

y
3
16
9
C.
x
5
0
18

  C

7
2
20
y

What is the slope of the line passing through

the points (1,6)  and (2, -3)?

  -9

  -1/9

  1/9

  9

There are 700 students at Park School, and 150

students surveyed.  Each student surveyed was asked

to select their preferred T-shirt color from a choice

of 5 colors.

How many total

students can be

expected to

select red?

  233

  210

50
30
40
20
10
blue  green    red  yellow  purple

  180

  140

A sign above a sweater says, "Take an additional

50% off."  The price tag shows a price that is 40%

off the regular price.  What percent of the regular

price is the discounted price (the price after both

discounts)

  20%

   30%

  60%

  90%

A drink container is shaped like a cylinder.  The

height of the container is 10cm. and the radius is

6cm.  What is the approximate volume of

the container?

  360

  452

V =∏r2h

  1131

  283

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