Which of the following is not true about perpendicular lines?

any lines that cross are perpendicular

When asked what the slope or rate of change represents from a graph or table, it is always...

y per x...what y represents per what x represents

What changes to the equation makes a graph shift up, down, left, or right?

numbers added or subtracted after x

Which is not true about using STAT on the calculator?

STAT can be used with one point (x,y)

Which of the following is not a way to find the x-intercept for a function?

plug 0 in for x and solve for y

Which of the following is not true about exponential functions of the form y=a(b)x?

for a function growing/increasing at a rate of 15%, b=0.15

The point in the middle of the "rainbow" pattern in the y column is used for all below except..

the zeros/solutions of a quadratic on a table

Where are the solutions to a linear inequality?

in the shaded area and on solid lines

Each, per, every, daily, weekly, monthly, yearly, hourly, and rate are all key words for what?

slope (the number in front of x)

the slope (change in y over the change in x)

How do you find the area of the figure below?

multiply the 2 sides given (5x+4)(4x−4) = 20x2−4x−16

All of the following are true about f(x) except...

f(x) values are part of the domain

Which of the following is not true about parallel lines?

parallel lines have slope that are negative reciprocals

Which of the following is not a way to simplify (x+2)(3x-4)?

Add the like terms from each set of parenthesis

The solution to a system of two linear equations on a graph is where?

the point where the lines cross - the intersection (x,y)

How do you find the slope of a line given the equation or inequality?

Solve for y! Then it's the number in front of x.

Which of the following is not a way to find slope?

look at where the graph touches the x-axis

All of the following are true about the graph below except...

the equation for the line is y=2x+3

Given f(x)=x2+2, how do you find f(6)?

plug 6 in for x or look at the table where x=6

What is the slope of the line represented by 2x+3y=12?

-2/3 (have to solve for y first)

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Algebra 1 EOC Review

50 termsStudBud Administration3,169 plays

This is an Algebra 1 EOC review quiz of facts and knowledge for the STAAR test.

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Questions 50

Answers

1
When solving inequalities, you must remember the Flip Rule. Which of the following is not true?
If you multiply/divide both sides by a negative, < > flips.
Can tell solid/dashed before solving for y but not shading
The symbols < > always flip.
If a negative is in front of what you're solving for < flips
2
Which of the following is not true about perpendicular lines?
perpendicular slopes are complete opposites -2/3 3/2
a system of perpendicular lines has one solution (x,y)
any lines that cross are perpendicular
perpendicular lines cross to make 90o (right) angles
3
Which of the following is not true if something represents y as a function of x?
the x values repeat
the x values don't repeat for a table or list of points
the graph passes the Vertical Line Test
it is a function
4
When asked what the slope or rate of change represents from a graph or table, it is always...
y per x...what y represents per what x represents
x per y...what x represents per what y represents
x...what x represents
y...what y represents
5
What changes to the equation makes a graph shift up, down, left, or right?
all of the above
a number multiplied in front of x
a negative in front of x
numbers added or subtracted after x
6
If asked for the solution and given the equation(s), you can...
plug in the answer choices to the equation to see what works
both will work
none of the above
store the answer choices for the variables & see what works
7
What will be true for 2x − 3y ≤ 4? Hint: It's not ready to graph.
shade below a solid line
shade above a dashed line
shade below a dashed line
shade above a solid line
8
Which of the following does not describe the y-intercept for a function?
the initial/starting value
where x=0 on the table
the value of m in y=mx+b
where the graph touches the y-axis
9
Which is not true about using STAT on the calculator?
STAT > CALC 4 is used to find the correlation coefficient r
STAT can be used with one point (x,y)
STAT can be used with tables and points (after stacking)
STAT > CALC 4 for lines, 5 for quadratics, 0 for exponential
10
Which of the following is not a way to find the x-intercept for a function?
plug 0 in for y and solve for x
look at where the graph touches the x-axis
look for where y=0 on the table
plug 0 in for x and solve for y
11
What is not true about x=2?
slope is zero
can't put in y=...so the slope is undefined
perpendicular to the x-axis
parallel to the y-axis...vertical line
12
The zeros of a function/graph are?
the x-intercepts
the y-intercept
the origin
the slope
13
Which of the following is not true about exponential functions of the form y=a(b)^x?
a is the y-intercept
if b is bigger than 1, it's growth...smaller than 1 is decay
a is the initial value
for a function growing/increasing at a rate of 15%, b=0.15
14
What can you do for problems involving exponents?
use the reference materials/formula chart
you can store numbers for each variable and see what matches
do the big, normal sized numbers first...follow normal rules
all of the above
15
When asked for the solution or value of x that makes the equation below true, you can...
store answer choices/plug them in for x to see what works
solve by hand - DCMI
all of the above
put the left side in Y1 & right side in Y2
16
Solutions for quadratic equations are the same as...
the places where y=0 on the table
all of the above
the x-intercepts of the graph
the zeros of the graph
17
The point in the middle of the "rainbow" pattern in the y column is used for all below except..
the vertex of a quadratic from a table (x,y)
the axis of symmetry of a quadratic from a table (use the x)
the zeros/solutions of a quadratic on a table
the range of a quadratic from a table (use the y)
18
How do you find the perimeter of the figure below?
multiply the 2 sides given (5x+4)(4x−4) = 20x2−4x−16
add the 2 sides given 9x
add all 4 sides 18x
none of the above
19
All of the following are represented by ≤ except...
maximum
no more than
at most
at least
20
Where are the solutions to a linear inequality?
in the non-shaded area
in the shaded area and on solid lines
only in the shaded area...never on a line
on a dashed/dotted line
21
Given y=2x−3, which of the following is not true?
the slope is 2 (not the x-intercept)
the y-intercept is -3
the y-intercept is 3
the slope is positive - the line goes up from left to right
22
Domain is...
the slope
all the y-values
all the x-values
the x-intercepts
23
Each, per, every, daily, weekly, monthly, yearly, hourly, and rate are all key words for what?
x
y
slope (the number in front of x)
the y-intercept
24
Rate of change is...
the x-intercept
the change in y
the slope (change in y over the change in x)
the change in x
25
When can things be typed into y= on the calculator?
when they are written as f(x)=
when everything is on one side of the equation equal to 0
all of the above
when they are written as y=
26
All of the following are represented by ≥ except...
greater than or equal to
at least
maximum
minimum
27
Which of the following is not true about exponential functions?
the domain is all real numbers
the range is all real numbers greater than 0
the range is y<0
the asymptote is y=0
28
How do you find the area of the figure below?
none of the above
add all 4 sides 18x
multiply the 2 sides given (5x+4)(4x−4) = 20x2−4x−16
add the 2 sides given 9x
29
All of the following are true about f(x) except...
f(x) values are part of the domain
f(x) is just like g(x), h(t), c(r), etc.
f(x) values are part of the range
f(x) is the same as y
30
Which of the following is not true about parallel lines?
parallel lines have slope that are negative reciprocals
parallel lines have the same slope
parallel lines never cross
a system of parallel lines has no solution
31
Which of the following is true about y > 2x + 3
shade below a dashed line
shade above a dashed line
shade above a solid line
shade below a solid line
32
Which of the following is not a way to simplify (x+2)(3x-4)?
FOIL
Double Distribution
Add the like terms from each set of parenthesis
Box Method
33
Range is...
all the y-values
the x-intercepts
all the x-values
the y-intercept
34
What will be true for 3y < 2x + 12? Remember: You must consider solving for y first.
shade below a solid line
shade below a dashed line
shade above a solid line
shade above a dashed line
35
The solution to a system of two linear equations on a graph is where?
none of the above
the points where the lines cross the x-axis (x,0)
the point where the lines cross - the intersection (x,y)
the points where the lines cross the y-axis (0,y)
36
What is not true about y=3?
horizontal line - slope of 0
perpendicular to the y-axis
undefined slope
parallel to the x-axis
37
How do you find the slope of a line given the equation or inequality?
It's the number by itself.
Solve for y! Then it's the number in front of x.
It's the number in front of x no matter what it looks like.
It's not a number in the equation or inequality.
38
If the solutions/zeros/x-intercepts for a quadratic are -2 and 3, the linear factors would be..
(x+2)(x+3)
(x−2)(x+3)
(x−2)(x−3)
(x+2)(x−3)
39
The correlation coefficient is given by which letter after turning DiagnosticOn & using STAT?
r2
a
r
b
40
Which of the following is not a way to find slope?
count rise over run
use the slope formula on the formula chart
find change in y over change in x or use STAT for tables
look at where the graph touches the x-axis
41
All of the following are true about the graph below except...
the y-intercept is (0,3)
the slope is -3/2
the equation for the line is y=2x+3
the x-intercept is (2,0)
42
Which of the following is true about y ≤ 2x + 3?
shade above a solid line
shade below a solid line
shade above a dashed line
shade below a dashed line
43
Given f(x)=x²+2, how do you find f(6)?
look at the table where y=6
they gave the answer...6
plug 6 in for x or look at the table where x=6
44
What is the x-intercept of the line represented by 2x+3y=12?
-2/3
6
12
2
45
What is the y-intercept of the line represented by 2x+3y=12?
12
3
6
4
46
What do you do for pattern problems?
all of the above
put the answer choices in y= and go to the table
count what's in each figure & make a table with the figure #
number off the pattern and make a table out of it
47
To solve systems of 2 equations you can...
solve both for y & use Y= and the table where Y1 = Y2
solve both for y & use Y= and 2nd Trace 5 Enter Enter Enter
arrange both as X Y = # & use matrices
all are possible
48
To solve quadratic equations like the one below, you can...
move everything to one side, put in y=, table where y=0
all of the above
store/plug-in answer choices for x to see what works
by hand - get what's squared by itself and use square roots
49
What is the slope of the line represented by 2x+3y=12?
12
3
2
-2/3 (have to solve for y first)
50
All of the following are true about the graph below except...
the graph has an axis of symmetry at x=-1
the graph has a minimum of 1 at the vertex (-1, 1)
the range of the graph is y≥1
there is one solution at (0,2)

Algebra 1 EOC Review Flashcards | StudBud