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Foundations
easy
0:00.0
Evaluate
a
2
−
b
2
a^2 - b^2
a
2
−
b
2
when
a
=
5
a = 5
a
=
5
and
b
=
−
3
b = -3
b
=
−
3
.
A
16
B
64
C
34
D
−
16
-16
−
16
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