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8th Grade - Advanced Math Quiz Flashcards | StudBud
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8th Grade - Advanced Math Quiz
Which is the equation of a line?
Factor: 42a + 24
8th Grade - Advanced Math Quiz
20 terms
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Grade 8 math Quiz on basics of Algebra
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Questions
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Answers
1
Factor: 42a + 24
6 (7a + 4)
3 (14a + 8)
7 (6a + 5)
6 (7a - 4)
2
Which is the equation of a line?
a2 + b2 = c2
y = mx + b
ax + by = c
3
What quadrant does the point (-3, 2) fall in?
II
IV
III
I
4
Simplify: 49p
2
- 16
(7p - 4) (7p - 4)
(7p - 4) (7p + 4)
(49p + 1) (p - 16)
(7p + 4) (7p + 4)
5
What is the degree of this term? ; 5n
2
p
6
2
8
6
12
6
( x + 5 )
2
x2 + 25x + 10
x2 + 10x + 25
x2 + 10x - 25
x2 + 25
7
(5x
2
+ 6x - 3) + (2x
2
- 8x - 1)
3x2 - 14x - 2
7x2 - 2x + 4
7x2 + 14x - 4
7x2 - 2x - 4
8
Simplify: 6
2
• 7
3
136
425
426
135
9
x
n
• x
m
xn+m
xn-m
xnm
x2nm
10
Is this a monomial? ; 10
-3
no
yes
11
∛729
8
13
9
6
12
How many term(s) does a binomial have?
3 or more
0
1
2
13
What is pi?
22/7
π
All the above
3.141592653589793...
14
What is this? ; 3x
2
+ 9mn
4
- 3x
binomial
monomial
polynomial
15
Simplify : c
5
• c
3
A8
C8
C15
15c
16
Factor: y
2
- 6y - 55
(y - 55) (y + 1)
(y - 11) (y + 5)
(y + 5) (y + 11)
(y - 5) (y - 11)
17
Simplify: 6y + 2x + 4x - 2y
4x + 6y
6x - 6y
6x+ 4y
6x + 6y
18
What is the formula for volume of a sphere?
V = πr2h
V = 1/3πr2h
V = lwh
V = 4/3πr2
19
Which statement is true?
y is the input and x is the output
x is the input and y is the output
20
4a = 52 ; a = ?
13
12
16
14