［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)
4
[
w
]
u
=
v
w
5
(2)
1
[
v
]
u
=
v
5
(3)
1
3
[
q
]
p
=
−
q
r
2
(4)
2
[
r
]
p
=
q
r
3
(5)
1
[
q
]
p
=
q
r
2
(6)
1
[
q
]
p
=
−
q
4
(7)
1
[
v
]
u
=
−
v
2
(8)
1
3
[
z
]
x
=
−
y
z
4
(9)
1
3
[
v
]
u
=
−
v
w
5
(10)
1
[
v
]
u
=
−
v
5
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
4
[
w
]
u
=
v
w
5
4
v
w
5
=
u
w
5
u
=
4
v
(2)
1
[
v
]
u
=
v
5
1
v
5
=
u
v
=
5
u
(3)
1
3
[
q
]
p
=
−
q
r
2
1
3
−
q
r
2
=
p
q
2
p
=
−
3
r
(4)
2
[
r
]
p
=
q
r
3
2
q
r
3
=
p
r
3
p
=
2
q
(5)
1
[
q
]
p
=
q
r
2
1
q
r
2
=
p
q
2
p
=
r
(6)
1
[
q
]
p
=
−
q
4
1
−
q
4
=
p
q
=
−4
p
(7)
1
[
v
]
u
=
−
v
2
1
−
v
2
=
u
v
=
−2
u
(8)
1
3
[
z
]
x
=
−
y
z
4
1
3
−
y
z
4
=
x
z
4
x
=
−
3
y
(9)
1
3
[
v
]
u
=
−
v
w
5
1
3
−
v
w
5
=
u
v
5
u
=
−
3
w
(10)
1
[
v
]
u
=
−
v
5
1
−
v
5
=
u
v
=
−5
u