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