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▼
▲
©2025 数学クラブ http://sugaku.club/
月 日( )
● √
a
の形に変形しなさい
[1N2-00]
(1)
3
3
(2)
7
7
(3)
3
−
3
(4)
7
6
×
(
−
)
(5)
3
7
(6)
7
4
(7)
5
4
×
(
−
)
(8)
2
2
(9)
2
10
(10)
2
6
(11)
7
8
(12)
2
10
©2025 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
3
3
2
3
×
3
=
27
=
(2)
7
7
2
7
×
7
=
343
=
(3)
3
−
3
2
3
×
3
=
−
27
=
−
(4)
7
6
×
(
−
)
2
6
×
7
=
−
252
=
−
(5)
3
7
2
7
×
3
=
147
=
(6)
7
4
2
4
×
7
=
112
=
(7)
5
4
×
(
−
)
2
4
×
5
=
−
80
=
−
(8)
2
2
2
2
2
1
2
=
=
(9)
2
10
2
10
×
2
=
200
=
(10)
2
6
2
2
6
1
18
=
=
(11)
7
8
2
8
×
7
=
448
=
(12)
2
10
2
10
×
2
=
200
=
(1)
27
(2)
343
(3)
27
−
(4)
252
−
(5)
147
(6)
112
(7)
80
−
(8)
1
2
(9)
200
(10)
1
18
(11)
448
(12)
200