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Precalculus Examples
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Precalculus
Solve the Matrix Equation [[-1,2,-6]]=[[-6,5,-4]]-X
[
−
1
2
−
6
]
=
[
−
6
5
−
4
]
−
X
[
-
1
2
-
6
]
=
[
-
6
5
-
4
]
-
X
Step 1
Move all
terms
not containing a
variable
to the right side.
Tap for more steps...
Step 1.1
Subtract
[
−
1
2
−
6
]
[
-
1
2
-
6
]
from both sides of the
equation
.
0
=
[
−
6
5
−
4
]
−
X
−
[
−
1
2
−
6
]
0
=
[
-
6
5
-
4
]
-
X
-
[
-
1
2
-
6
]
0
=
[
−
6
5
−
4
]
−
X
−
[
−
1
2
−
6
]
0
=
[
-
6
5
-
4
]
-
X
-
[
-
1
2
-
6
]
Step 2
Move all
terms
containing a
variable
to the left side.
Tap for more steps...
Step 2.1
Add
X
X
to both sides of the
equation
.
X
=
[
−
6
5
−
4
]
−
[
−
1
2
−
6
]
X
=
[
-
6
5
-
4
]
-
[
-
1
2
-
6
]
X
=
[
−
6
5
−
4
]
−
[
−
1
2
−
6
]
X
=
[
-
6
5
-
4
]
-
[
-
1
2
-
6
]
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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