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Duplicate of Grade 8 honors review- Algebra 1 Flashcards | StudBud
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Duplicate of Grade 8 honors review- Algebra 1
Duplicate of Grade 8 honors review- Algebra 1
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A #math #quiz for #grade8 #honors #Algebra1
Flashcards
18 cards
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Questions
18
Answers
1
An
irrational number
is...
A number that terminates but does not repeat. (1.2345)
A number that both repeats and terminates. (3.33333334)
A number that is both non-repeating and non-terminating. (π)
A number that repeats but does not terminate. (.3*repeating)
2
Deductive reasoning
is...
Using the process of elimination to find an answer.
The process of guess and test when you estimate.
The process of reasoning logically from given facts.
Knowing how to deductanswers that are wrong.
3
The word
variable
means....
A probable number represented by the letter "x".
A symbol, often a letter, that represents an unknown value.
An unknown value represented by a random number.
A random letter or number that has an equivalent of 10.
4
The word
quantity
means...
Anything that can be measured or counted.
The amount of something that has volume.
The volume of a liquid.
The number of objects in a math sentence.
5
What is the
opposite
of 8? Is this called
additive inverse
, or
inverse operations
?
4, additive inverse
-8, additive inverse
8, inverse operations
4, inverse operations
6
What percent
of 32 is 40
132 = x
120 = x
125 = x
32 = x
7
What is an
inequality?
A math sentence that uses an equality symbol to solve it.
A math sentence that uses an inequality symbol to solve it.
A math sentence that uses an equality symbol to compare.
A math sentence that uses an inequality symbol to compare.
8
What is
42% of 78?
3.276
32.76
33
32
9
Solve:
2 + a÷4= -1
x = -36
a=-23
x=32
x= -12
10
Which graph is correct for the equation: x is less than 360 (x < 360 )
1
4
3
2
11
The word
power
means...
The strength of a number in a math sentence.
Divided into a base and an exponent. (52, 542, 54, 603)
The perfect square of a number. (√64 = 8, √49 = 7)
I don't know!
12
The word
exponent
means...
The number that will be multiplied by itself. (55, 67)
The number of times the base will be multiplied. ( 55, 67)
13
The word
base
means...
The number that will be multiplied by itself. (55, 67)
The number of times the power will be multiplied. ( 55, 67)
14
The term
numerical equation
means...
A random string of numbers and letters.
A mathematics equation with numbers and signs, no variables.
A mathmatical equation that includes variables.
A number sentence with all numbers that are rational.
15
Solve
: (x-2+6) ÷ 2 =12
x=8
x=4
x= 16
x= 18
16
The term
algebraic expression
means....
An algebraic sentence that includes only variables and signs
A sequence of random numbers and signs
A mathematical phrase that includes one or more variable.
A mathematical phrase that includes no variables.
17
A correct example of a
perfect square
(
the product of a rational number multiplied by itself
)..
√47 = 7
√169 =13
√625 = 26
√30 = 5
18
What is the solution of:
-8x - 5 + 3x = 7 + 4x - 9 ?
x = 1
x = 3
x = 1/3
x = 3/1
