Microsoft Math Solver
Selesaikan
Berlatih
Unduh
Solve
Practice
Topik
Pra-Aljabar
Mean
Mode
Faktor Persekutuan Terbesar
Kelipatan Persekutuan Terkecil
Urutan Operasi
Pecahan
Pecahan Campuran
Faktorisasi Prima
Eksponen
Akar
Aljabar
Gabungkan Istilah-Istilah Serupa
Penyelesaian Satu Variabel
Faktor
Ekspansi
Menyelesaikan Pecahan
Persamaan Linear
Persamaan Kuadrat
Ketidaksetaraan
Sistem Persamaan
Matriks
Trigonometri
Menyederhanakan
Menyelesaikan
Grafik
Menyelesaikan Persamaan
Kalkulus
Turunan
Integral
Limit
Kalkulator Aljabar
Kalkulator Trigonometri
Kalkulator Kalkulus
Kalkulator Matriks
Unduh
Topik
Pra-Aljabar
Mean
Mode
Faktor Persekutuan Terbesar
Kelipatan Persekutuan Terkecil
Urutan Operasi
Pecahan
Pecahan Campuran
Faktorisasi Prima
Eksponen
Akar
Aljabar
Gabungkan Istilah-Istilah Serupa
Penyelesaian Satu Variabel
Faktor
Ekspansi
Menyelesaikan Pecahan
Persamaan Linear
Persamaan Kuadrat
Ketidaksetaraan
Sistem Persamaan
Matriks
Trigonometri
Menyederhanakan
Menyelesaikan
Grafik
Menyelesaikan Persamaan
Kalkulus
Turunan
Integral
Limit
Kalkulator Aljabar
Kalkulator Trigonometri
Kalkulator Kalkulus
Kalkulator Matriks
Selesaikan
Aljabar
trigonometri
statistik
Kalkulus
Matriks
variabel
Daftar
Cari nilai x
\left\{\begin{matrix}x=-5y-45\text{, }&y\geq 13\\x\leq -110\text{, }&y=13\end{matrix}\right.
{
x
=
−
5
y
−
4
5
,
x
≤
−
1
1
0
,
y
≥
1
3
y
=
1
3
Cari nilai y
y=13<br/>y=-\frac{x}{5}-9\text{, }x\leq -110
y
=
1
3
y
=
−
5
x
−
9
,
x
≤
−
1
1
0
Grafik
Kuis
Algebra
5 soal serupa dengan:
x + 3 y + 71 + | x + 7 y + 19 | = 0
x
+
3
y
+
7
1
+
∣
x
+
7
y
+
1
9
∣
=
0
Soal yang Mirip dari Pencarian Web
Indicating when |x + y + z| = |x| + |y| + |z| holds
Indicating when
∣
x
+
y
+
z
∣
=
∣
x
∣
+
∣
y
∣
+
∣
z
∣
holds
https://math.stackexchange.com/questions/472707/indicating-when-x-y-z-x-y-z-holds
You are correct, but there is a simpler approach. This could be generalized to \left| \sum_k a_k \right| = \sum_k |a_k| if and only if all non-zero elements have the same sign . To prove it, ...
You are correct, but there is a simpler approach. This could be generalized to
∣
∑
k
a
k
∣
=
∑
k
∣
a
k
∣
if and only if all non-zero elements have the same sign . To prove it, ...
How do solve the following linear system?: \displaystyle{11}{x}+{3}{y}+{7}={0},-{6}{x}-{2}{y}=-{8} ?
How do solve the following linear system?:
1
1
x
+
3
y
+
7
=
0
,
−
6
x
−
2
y
=
−
8
?
https://socratic.org/questions/how-do-solve-the-following-linear-system-11x-3y-7-0-6x-2y-8
\displaystyle{x}=-\frac{{19}}{{2}},{y}=\frac{{65}}{{2}} Explanation: Multiplying the first equation by \displaystyle{2} and the second equation by \displaystyle{3} and adding both \displaystyle{4}{x}=-{38} ...
x
=
−
2
1
9
,
y
=
2
6
5
Explanation: Multiplying the first equation by
2
and the second equation by
3
and adding both
4
x
=
−
3
8
...
How do solve the following linear system?: \displaystyle-{9}{x}+{6}{y}=-{2},{11}{x}+{3}{y}+{7}={0} ?
How do solve the following linear system?:
−
9
x
+
6
y
=
−
2
,
1
1
x
+
3
y
+
7
=
0
?
https://socratic.org/questions/how-do-solve-the-following-linear-system-9x-6y-2-11x-3y-7-0
Ricardo A. Jan 26, 2016 1) multiply the second equation by 2 \displaystyle{22}{x}+{6}{y}+{14}={0} 2) set the first equation equal to \displaystyle{0} then make both equations ...
Ricardo A. Jan 26, 2016 1) multiply the second equation by 2
2
2
x
+
6
y
+
1
4
=
0
2) set the first equation equal to
0
then make both equations ...
How do solve the following linear system?: \displaystyle{2}{x}+{5}{y}-{21}={0},{11}{x}+{3}{y}+{7}={0} ?
How do solve the following linear system?:
2
x
+
5
y
−
2
1
=
0
,
1
1
x
+
3
y
+
7
=
0
?
https://socratic.org/questions/how-do-solve-the-following-linear-system-2x-5y-21-0-11x-3y-7-0
See the solution Explanation: By using elimination system Multiply eqn 1 by 3 and eqn 2 by 5 \displaystyle{\left({00}\right)}{6}{x}+{15}{y}=+{63} \displaystyle\underline{{{\left({0}\right)}{55}{x}+{15}{y}=-{\left({0}\right)}{7}}}\leftarrow\ \text{ Subtract} ...
See the solution Explanation: By using elimination system Multiply eqn 1 by 3 and eqn 2 by 5
(
0
0
)
6
x
+
1
5
y
=
+
6
3
(
0
)
5
5
x
+
1
5
y
=
−
(
0
)
7
←
Subtract
...
4x+8y=16;-2x-4y=-24
4
x
+
8
y
=
1
6
;
−
2
x
−
4
y
=
−
2
4
https://www.tiger-algebra.com/drill/4x_8y=16;-2x-4y=-24/
4x+8y=16;-2x-4y=-24 No solution System of Linear Equations entered : [1] 4x + 8y = 16 [2] -2x - 4y = -24 Solve by Substitution : // Solve equation [1] for the variable y [1] 8y = -4x + 16 ...
4x+8y=16;-2x-4y=-24 No solution System of Linear Equations entered : [1] 4x + 8y = 16 [2] -2x - 4y = -24 Solve by Substitution : // Solve equation [1] for the variable y [1] 8y = -4x + 16 ...
3x+7y=23;-3x-7y=-17
3
x
+
7
y
=
2
3
;
−
3
x
−
7
y
=
−
1
7
https://www.tiger-algebra.com/drill/3x_7y=23;-3x-7y=-17/
3x+7y=23;-3x-7y=-17 No solution System of Linear Equations entered : [1] 3x + 7y = 23 [2] -3x - 7y = -17 Solve by Substitution : // Solve equation [1] for the variable y [1] 7y = -3x + 23 ...
3x+7y=23;-3x-7y=-17 No solution System of Linear Equations entered : [1] 3x + 7y = 23 [2] -3x - 7y = -17 Solve by Substitution : // Solve equation [1] for the variable y [1] 7y = -3x + 23 ...
Lebih banyak Item
Bagikan
Salin
Disalin ke clipboard
Contoh
Persamaan kuadrat
{ x } ^ { 2 } - 4 x - 5 = 0
x
2
−
4
x
−
5
=
0
Trigonometri
4 \sin \theta \cos \theta = 2 \sin \theta
4
sin
θ
cos
θ
=
2
sin
θ
Persamaan linear
y = 3x + 4
y
=
3
x
+
4
Aritmetika
699 * 533
6
9
9
∗
5
3
3
Matriks
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
[
2
5
3
4
]
[
2
−
1
0
1
3
5
]
Persamaan simultan
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
{
8
x
+
2
y
=
4
6
7
x
+
3
y
=
4
7
Diferensial
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
d
x
d
(
x
−
5
)
(
3
x
2
−
2
)
Integral
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
∫
0
1
x
e
−
x
2
d
x
Limit
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}
x
→
−
3
lim
x
2
+
2
x
−
3
x
2
−
9
Kembali ke atas