sum(seq(formula, x, starting term, end term) is used for

All Finite Arithmetic and Geometric Sums

The range of ALL absolute value and quadratics are always

vertex down if a is negative, up if a is positive

inverse of multiplication or reciprocal

This is an example of

Exponential Decay because the ( ) are less than 1

When you multiply or divide rationals, you flip the denominator.

False, you only flip when you divide.

Only some radicals can be solved with substitution like the phrase "expression is equivalent."

False, ALL radicals can be solved this way.

The domain and range of Absolute Value are

Domain is All Real #'s & Range is from the Vertex up or down

The Horizontal Asymptote of this Rational Function is

Y = 0 since "a" (leading coefficient) is small / big

The domain and range of Quadratics are

Domain is All Real #'s & Range is from the Vertex up or down

Replace all x's in g(x) with f(x)

Inverse (reverse x and y values)

Company ABC and XYZ have the same mean, but different standard deviation. You do what?

Choose the company with less st.d's

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Algebra II SOL Flashcards

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Questions 90

Answers

1
sum(seq(formula, x, starting term, end term) is used for
Neither Arithmetic or Geometric
All Finite Arithmetic and Geometric Sums
All Arithmetic and Geometric Sums
All Infinite Arithmetic and Geometric Sums
2
ALL solve for x questions can be done on the calculator with
Y1 = Y2 then 2nd Trace 5
nCr or nPr
Stat Enter then Stat Calc 0
normalcdf
3
If a root or factor is 3/4 then the parenthesis is
(3x - 4)
(3x + 4)
(4x + 3)
(4x - 3)
4
The range of ALL absolute value and quadratics are always
All Real Numbers
Equal to the vertex only
vertex up if a is negative, down if a is positive
vertex down if a is negative, up if a is positive
5
The first step to Infinite Sums...
Use a1 / (1-r) on the formula sheet!
check if r is greater than 1
check if r is less than -1
check if r is between -1 and 1
6
8xi + -8xi = 0
inverse of addition
inverse of multiplication
identity property
reflexive or reflection
7
If a quadratic doesn't cross the x-axis (no roots) then the
discriminant is 0
discriminant is going to the potty
discriminant is positive
discriminant is negative
8
This picture means
3rd Root of x7
Neither of these
7th Root of x3
Both of these
9
ALL X-intercepts have a 0 in the
X and Y
X
Y
Neither X or Y
10
In Algebra II, it's OK to touch or cross the asymptotes!
False, NEVER TOUCH or CROSS!
True
11
How do you pull up the power table on the calculator?
Stat Enter
Main Screen
Impossible
Y= then 2nd Graph
12
7i times 1/(7i) = 1
identity property
reflexive
inverse of addition
inverse of multiplication or reciprocal
13
This is an example of
Exponential Decay because the ( ) are less than 1
Neither Decay or Growth
Exponential Decay and Growth
Exponential Growth because of the 3 being bigger than 1
14
You only graph the leading coefficient term in end behavior questions!
FALSE
TRUE
Am I in trouble?
What's end behavior?
15
? = 4x - 1
? = 10 - 0
? = 100
? = 010
? = 0
16
The domain of a rational is
All real, but vertical asymptotes
All real, but where the denominator = 0
All of these
All real, but holes
17
When you multiply or divide rationals, you flip the denominator.
True
False, you only flip when you divide.
18
The domain of ALL absolute value and quadratic problems are always
All Real Numbers
x < 0
x > 0
y = 0
19
A²- B² =
(A+B)(A+B)
(A-B)2
(A-B)(A+B)
(A-B)(A-B)
20
Since "solve for x" is an easy calculator question (2nd Trace 5), parenthesis must go around
Parenthesis not needed
10/n
4n - 37
4n
21
End behavior is easy because poly answers = + + or - + or - - or + - and an infinity sign
TRUE
FALSE
22
The discriminant can be found by
B2 + 4AC
B + 4AC
B - 4AC
B2 - 4AC
23
Only some radicals can be solved with substitution like the phrase "expression is equivalent."
False, ALL radicals can be solved this way.
True
24
You can only add or subtract radicals from the same "family" meaning same inside and same root.
False
True
25
22i + 0 = 22i
inverse of multiplication or reciprocal
inverse of addition
reflexive
identity property
26
Given f(x) and g(x), find g(f(-2)) on the calc so you won't forget ( ) when substituting
False, I love making mistakes!
True
27
The inverse of A located at (-2,1) is
(-1,2)
(2, -1)
(1, -2)
(-2,-1)
28
The word "system" means find the intersection (2nd Trace 5), but first you must
normalcdf
Solve for x
Stat Enter
Solve for y
29
The domain and range of Absolute Value are
Domain is from 0 up or down and Range is All Real Numbers
Domain is All Real #'s & Range is from the Vertex up or down
Domain is All Real #'s and Range is from 0 up or down
Domain and Range are All Real #'s
30
The phrase "within two standard deviations" means
95% of the population
65% of the population
99.7% of the population
68% of the population
31
Pass = 28 out of 50 or 56%, but try to get 38 right minimum
FALSE
TRUE
32
Intervals are like pirates since
The only go up in their airplane
Only X matters
Only Y matters
They never go down without a fight
33
The - in(Ax²-B) means
square root
+ or -
no i
i
34
Although Expo and Log are inverses, Expo range and Log domain are
= asymptote
> asymptote
< asymptote
None of these
35
The Horizontal Asymptote of this Rational Function is
Y = 1 since "a" (leading coefficient) is small / big
X = 0 since "a" (leading coefficient) is small / big
X = 1 since "a" (leading coefficient) is small / big
Y = 0 since "a" (leading coefficient) is small / big
36
A pass advanced score is 44 out of 50 or 88%, but try for a 600.
False
True
37
The x-intercepts, roots, or factors on the GRAPH are the same as the
Both
Neither
parenthesis ( )
x =
38
Absolute Value and Quadratics have the same Domain and Range setup
True
False
39
When factoring Ax⁴ + Bx² + C just convert it to a quadratic then replace x with x²in the ( )
FALSE
TRUE
40
The domain and range of Quadratics are
Domain is All Real #'s & Range is from the Vertex up or down
Domain and Range are All Real #'s
Domain is All Real #'s and Range is from 0 up or down
Domain is from 0 up or down and Range is All Real Numbers
41
The first step to solve an Absolute Value problem is to do what?
Go to the bathroom
Isolate the Absolute Value
Split into positive and negative equations
Set = 0
42
The vertex of this picture is
(1/2, -3)
(-1, -3)
(2, -3)
(-1/2, -3)
43
g(f(x)) means
Replace all x's in g(x) with f(x)
Replace y with g(x)
Replace all x's in f(x) with g(x)
Replace y with f(x)
44
This picture means
Inverse (reverse x and y values)
f is sick and needs rest
subtract -1 from all values
Inverse (flip all signs)
45
Company ABC and XYZ have the same mean, but different standard deviation. You do what?
Choose the company with more st.d's
Choose the company with less st.d's
Choose the one with the cute name
Double the mean
46
An isolated absolute value = any negative number has how many answers?
None
Infinite
2
1
47
The phrase "within one standard deviation" means
95% of the population
68% of the population
65% of the population
99.7% of the population
48
If the "end result" is shuffled and NOTHING CHANGES since ORDER DOESN'T MATTER
both permutation and combination
permutation
combination
neither permutation or combination
49
GUESSING =
FAILING
PASSING
50
i(3i + x) = 3i² + xi
transitive
distributive
commutative
symmetric
51
Integers are numbers
With decimals
Without decimals
52
g(x) = 0 means
zero
factor or factorization
ALL of these
x-intercept or root
53
If you like imaginary and i = imaginary then you like i.
distributive
commutative
transitive
symmetric
54
It's OK to have a root (square, cube, fourth, fifth) in the denomonator
FALSE, cancel the root!
TRUE
55
i(3i + x) = x - 3 so x - 3 = i(3i + x)
commutative
distributive
transitive
symmetric
56
3i + x + 4 = 3i + x + 4
reflexive
symmetric
associative
commutative
57
The vertex (h,k) is
same x, same y
flip x, same y
flip x, flip y
same x, flip y
58
Solving Absolute Value questions can be done on the Calculator: Y1 = Y2 then Intersection
False
True
59
When moving graphs up, down, left, right f(x) = (x - 5)² + 4
right 5 down 4
left 5 up 4
right 5 up 4
left 5 down 4
60
An isolated absolute value = 0 has how many answers?
Infinite
1
2
0
61
A function with zeros of -4, 1, 2 crosses the x axis how many times?
2 times
4 times
1 time
3 times
62
The 1st step to factoring a quadratic, with math or on the calculator is
Reset the Calculator
Set = 0
Isolate the x's
There is no first step
63
Arithmetic is Exponential and Geometric is Linear
True
False, it's reversed!
64
If a quadratic crosses the x-axis twice then the
discriminant is going to the potty
discriminant is positive
discriminant is negative
discriminant is 0
65
The inverse of this picture means reverse xy intercepts or end behavior so (x,y) becomes (y,x)
(4,0) becomes (0,4)
End Behavior (arrow) goes from Q2 (-,+) to Q4 (+,-)
All of these are true
(0,2) becomes (2,0)
66
If a quadratic touches the x-axis (at the vertex) then the
discriminant is going to the potty
discriminant is negative
discriminant is positive
discriminant is 0
67
Intervals decrease if the graph is going
Down only
Up only
Up and Down
Vertex Max or Min Only
68
The +in(Ax²+B) means
square root
i
+ or -
no i
69
3i + (x + 4) = (3i + x) + 4
reflexive
symmetric
associative
commutative
70
normalcdf works using (lowest value, highest value, mean, st.d) IN THAT ORDER
FALSE
TRUE
71
Joint variation is
y = k/x
y = k/(xz)
y = kx
y = kxz
72
The A and B in(Ax²+B) means
i
square root A / square root B
square root B / square root A
+ or -
73
The x²in(Ax²+B) means
+ or -
i
square root
no i
74
All Exponential and Logs have asymptotes, but remember Logs are
Vertical or X = h
Horizontal or Y = k
75
The quadratic formula, used for imaginary solutions, ALWAYS contains X = + or - the answer
FALSE
TRUE
76
I WILL
FAIL THE SOL AND TAKE IT OVER AND OVER AGAIN UNTIL I CRY
FAKE ILLNESS TO AVOID IT
PASS THE SOL AND TRY MY BEST
GUESS AND FAIL
77
If you see a table of data or "curve of best fit"
sum(seq(formula, x, starting term, end term)
Stat Enter then Stat Calc 0 Vars Y-vars E E E
Y1 = Y2 then 2nd Trace 5 E E E
normalcdf(min,max,mean, st.d)
78
Intervals increase if the graph is going
Up only
Down only
Up and Down
Vertex Max or Min Only
79
The common difference (d) is a₂ - a₁and common ratio (r) is a₂ / a₁
True
False
80
Sample Questions are super important and must always be answered
False, they're devilish!
True
81
The phrase "within three standard deviations" means
99.7% of the population
68% of the population
95% of the population
65% of the population
82
i(3i + x) = i(x + 3i)
distributive
transitive
symmetric
commutative
83
What is (x² + 9) in x = form?
+ or - 3
+ or - 3i
+ or - 9
+ or - 9i
84
If the "end result" is shuffled and CHANGES since ORDER MATTERS
permutation
both permutation and combination
neither permutation or combination
combination
85
All Exponential and Logs have asymptotes, but remember Exponential is
Vertical or X = h
Horizontal or Y = k
86
As soon as you hear, "Start the SOL" go to question 1 and begin
True
False, write down ALL your notes
87
When simplifying i expressions use the calculator by changing the mode to Real
FALSE, use a+bi
TRUE
88
Exponential & Logarithmic functions are inverses...therefore All Real Numbers is the answer to
Expo and Log Domain
Expo Domain and Log Range
Expo and Log Range
Expo Range and Log Domain
89
Although the calculator can shade, it's nice to know Less is shade DOWN and Greater is shade UP
TRUE
FALSE
90
Factoring Quadratics can be done on the Calculator: Y1 = Quadratic Y2 =0 Find the Intersection
False
True

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