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USA - Middle School Tournaments
Math Invitational for Girls
2020 MIG
1
2020 Individual #1
2020 Individual #1
Source:
April 30, 2022
2020 Individual
Problem Statement
Calculate the numerical value of
1
×
1
+
2
×
2
−
2
1 \times 1 + 2 \times 2 - 2
1
×
1
+
2
×
2
−
2
.
<
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c
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a
s
s
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l
a
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x
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b
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>
(
A
)
<
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2
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(
B
)
<
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3
<
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a
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x
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>
(
C
)
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>
4
<
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a
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x
−
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>
(
D
)
<
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>
5
<
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c
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a
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a
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x
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(
E
)
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6
<span class='latex-bold'>(A) </span>2\qquad<span class='latex-bold'>(B) </span>3\qquad<span class='latex-bold'>(C) </span>4\qquad<span class='latex-bold'>(D) </span>5\qquad<span class='latex-bold'>(E) </span>6
<
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a
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x
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(
A
)
<
/
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p
an
>
2
<
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=
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a
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x
−
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′
>
(
B
)
<
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>
3
<
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p
an
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a
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=
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a
t
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x
−
b
o
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d
′
>
(
C
)
<
/
s
p
an
>
4
<
s
p
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c
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a
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=
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l
a
t
e
x
−
b
o
l
d
′
>
(
D
)
<
/
s
p
an
>
5
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
E
)
<
/
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p
an
>
6
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