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Yangming Academy SAT math Chapter17 Equivalent Expressions Flashcards | StudBud
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Yangming Academy SAT math Chapter17 Equivalent Expressions
Yangming Academy SAT math Chapter17 Equivalent Expressions
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Yangming Academy SAT math Chapter17 Equivalent Expressions
Flashcards
24 cards
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Questions
24
Answers
1
E6: Which expression is equivalent to 7x-13x
2
x(7-13x)
7x(1-13x)
x2(7-13x)
x(-6x)
2
Hard 3.Which expression is equivalent to\frac{3}{2x^2}-\frac{5}{4x^2}
C
D
B
A
3
E2: Which expression is equivalent to 13x-(6x-5x)
12x
14x
2x
7x
4
Hard 1
D
B
A
C
5
Hard 6
D
C
B
A
6
M3 which expression is equivalent to 8xy+72x
2
D
C
B
A
7
E5: Which expression is equivalent to 8
x
3
-5
x
3
-8
x
2
-40x3-8x2
3x3-8x2
-5x-2
8x3-13x2
8
Hard 2.Which expression is equivalent to \sqrt[12]{a^5b^5}
D
A
C
B
9
M5. Which expression is equivalent to \left(ab^{-1}c^2\right)\left(a^7b^5c^3\right)
A
B
D
C
10
M7
A
C
D
B
11
M2
D
B
A
C
12
M8
D
A
C
B
13
M10. Which expression is equivalent to \left(s^3t^3u^{-4}\right)\left(s^3t^7u^5\right)
s^6t^{10}u
s^{15}t^{13}u^{-4}
Bs^7t^9u^{-2}
s^{15}t^{21}u^{-20}
14
Hard 5
B
D
C
A
15
M1: which expression is equivalent to x^3+x^2-x
C
D
B
A
16
M11
B
A
D
C
17
E4: Which expression is equivalent to 6x
4
+ 48x
2
y
4
6x2(x2 + 48y4)
6x2(x2 + 8y4)
6x4(48x2 y4)
6x2(8x2 y2)
18
M12
B
D
A
C
19
M6. Which expression is equivalent to \sqrt{4y^4}
B
A
D
C
20
M9
B
A
C
D
21
M4
D
A
B
C
22
E3: Which expression is equivalent to 14x
4
+ 9x
4
23x8
5x8
23x4
5x4
23
Hard 4
C
B
A
D
24
E1: Which expression is equivalent to 5x-7=28
5x=35
5x=21
5x=-4
5x=-196
