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Algebra Examples
Popular Problems
Algebra
Evaluate -9^2
−
9
2
-
9
2
Step 1
Raise
9
9
to the
power
of
2
2
.
−
1
⋅
81
-
1
⋅
81
Step 2
Multiply
−
1
-
1
by
81
81
.
−
81
-
81
−
9
2
-
9
2
(
(
)
)
|
|
[
[
]
]
√
√
≥
≥
7
7
8
8
9
9
≤
≤
4
4
5
5
6
6
/
/
^
^
×
×
>
>
∩
∩
∪
∪
1
1
2
2
3
3
-
-
+
+
÷
÷
<
<
π
π
∞
∞
,
,
0
0
.
.
%
%
=
=
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