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Algebra
Simplify (a^2-ab)+(a^2+2ab)+(a-2a^2)
(
a
2
−
a
b
)
+
(
a
2
+
2
a
b
)
+
(
a
−
2
a
2
)
(
a
2
-
a
b
)
+
(
a
2
+
2
a
b
)
+
(
a
-
2
a
2
)
Step 1
Remove parentheses.
a
2
−
a
b
+
a
2
+
2
a
b
+
a
−
2
a
2
a
2
-
a
b
+
a
2
+
2
a
b
+
a
-
2
a
2
Step 2
Add
a
2
a
2
and
a
2
a
2
.
2
a
2
−
a
b
+
2
a
b
+
a
−
2
a
2
2
a
2
-
a
b
+
2
a
b
+
a
-
2
a
2
Step 3
Combine
the opposite
terms
in
2
a
2
−
a
b
+
2
a
b
+
a
−
2
a
2
2
a
2
-
a
b
+
2
a
b
+
a
-
2
a
2
.
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Step 3.1
Subtract
2
a
2
2
a
2
from
2
a
2
2
a
2
.
−
a
b
+
2
a
b
+
a
+
0
-
a
b
+
2
a
b
+
a
+
0
Step 3.2
Add
−
a
b
+
2
a
b
+
a
-
a
b
+
2
a
b
+
a
and
0
0
.
−
a
b
+
2
a
b
+
a
-
a
b
+
2
a
b
+
a
−
a
b
+
2
a
b
+
a
-
a
b
+
2
a
b
+
a
Step 4
Add
−
a
b
-
a
b
and
2
a
b
2
a
b
.
1
a
b
+
a
1
a
b
+
a
Step 5
Multiply
a
a
by
1
1
.
a
b
+
a
a
b
+
a
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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