Математические формулы
Формулы по физике
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Расчеты
pxMCpa - 1
Расчет: pxMCpa - 1
S
_
n
=
(
2
*
a
_
1
+
d
*
(
n
-
1
)
)
*
n
/
2
S
_
n
=
(
2
*
a
_
1
+
d
*
(
n
-
1
)
)
*
n
/
2
S
n
S_{n}
S
n
=
(
2
⋅
a
1
+
d
⋅
(
n
−
1
)
)
⋅
n
2
\frac{(2\cdot a_{1}+d\cdot (n-1))\cdot n}{2}
2
(
2
⋅
a
1
+
d
⋅
(
n
−
1
))
⋅
n
S
_
n
=
a
_
1
*
n
+
n
^
2
*
d
/
2
-
d
*
n
/
2
S
n
S_{n}
S
n
=
a
1
⋅
n
+
n
2
⋅
d
2
−
d
⋅
n
2
a_{1}\cdot n+\frac{n^{2}\cdot d}{2}-\frac{d\cdot n}{2}
a
1
⋅
n
+
2
n
2
⋅
d
−
2
d
⋅
n
S
_
n
=
a
_
1
*
n
+
0.5
*
d
*
n
^
2
-
0.5
*
d
*
n
S
n
S_{n}
S
n
=
a
1
⋅
n
+
0.5
⋅
d
⋅
n
2
−
0.5
⋅
d
⋅
n
a_{1}\cdot n+0.5\cdot d\cdot n^{2}-0.5\cdot d\cdot n
a
1
⋅
n
+
0.5
⋅
d
⋅
n
2
−
0.5
⋅
d
⋅
n
