［文字サイズの変更］
▼
▲
©2025 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
2
[
v
]
u
=
v
w
2
(2)
1
[
q
]
p
=
q
4
(3)
1
2
[
q
]
p
=
−
q
r
2
(4)
2
[
q
]
p
=
q
5
(5)
1
[
v
]
u
=
−
v
w
2
(6)
1
2
[
b
]
a
=
−
b
c
3
(7)
1
[
v
]
u
=
−
v
4
(8)
6
[
y
]
x
=
y
5
(9)
2
2
[
z
]
x
=
y
z
3
(10)
1
2
[
v
]
u
=
−
v
w
2
©2025 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
1
2
[
v
]
u
=
v
w
2
1
2
v
w
2
=
u
v
2
u
=
2
w
(2)
1
[
q
]
p
=
q
4
1
q
4
=
p
q
=
4
p
(3)
1
2
[
q
]
p
=
−
q
r
2
1
2
−
q
r
2
=
p
q
2
p
=
−
2
r
(4)
2
[
q
]
p
=
q
5
2
q
5
=
p
q
5
=
p
2
(5)
1
[
v
]
u
=
−
v
w
2
1
−
v
w
2
=
u
v
2
u
=
−
w
(6)
1
2
[
b
]
a
=
−
b
c
3
1
2
−
b
c
3
=
a
b
3
a
=
−
2
c
(7)
1
[
v
]
u
=
−
v
4
1
−
v
4
=
u
v
=
−4
u
(8)
6
[
y
]
x
=
y
5
6
y
5
=
x
y
5
=
x
6
(9)
2
2
[
z
]
x
=
y
z
3
2
2
y
z
3
=
x
z
3
x
=
2
2
y
(10)
1
2
[
v
]
u
=
−
v
w
2
1
2
−
v
w
2
=
u
v
2
u
=
−
2
w