［文字サイズの変更］
▼
▲
©2026 数学クラブ http://sugaku.club/
月 日（ ）
● 次の等式を[ ]内の変数について解きなさい．
[181-20]
(1)
1
[
w
]
u
=
v
w
2
(2)
4
2
[
r
]
p
=
−
q
r
5
(3)
2
[
b
]
a
=
b
c
3
(4)
2
3
[
b
]
a
=
−
b
c
3
(5)
6
[
w
]
u
=
v
w
5
(6)
4
2
[
q
]
p
=
−
q
r
5
(7)
1
[
r
]
p
=
q
r
4
(8)
1
2
[
w
]
u
=
−
v
w
4
(9)
1
[
q
]
p
=
−
q
r
5
(10)
1
3
[
v
]
u
=
−
v
w
5
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
1
[
w
]
u
=
v
w
2
1
v
w
2
=
u
w
2
u
=
v
(2)
4
2
[
r
]
p
=
−
q
r
5
4
2
−
q
r
5
=
p
r
5
p
=
−
2
4
q
(3)
2
[
b
]
a
=
b
c
3
2
b
c
3
=
a
b
3
a
=
2
c
(4)
2
3
[
b
]
a
=
−
b
c
3
2
3
−
b
c
3
=
a
b
3
a
=
−
3
2
c
(5)
6
[
w
]
u
=
v
w
5
6
v
w
5
=
u
w
5
u
=
6
v
(6)
4
2
[
q
]
p
=
−
q
r
5
4
2
−
q
r
5
=
p
q
5
p
=
−
2
4
r
(7)
1
[
r
]
p
=
q
r
4
1
q
r
4
=
p
r
4
p
=
q
(8)
1
2
[
w
]
u
=
−
v
w
4
1
2
−
v
w
4
=
u
w
4
u
=
−
2
v
(9)
1
[
q
]
p
=
−
q
r
5
1
−
q
r
5
=
p
q
5
p
=
−
r
(10)
1
3
[
v
]
u
=
−
v
w
5
1
3
−
v
w
5
=
u
v
5
u
=
−
3
w