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Foundations
medium
0:00.0
Solve for
x
x
x
:
x
2
=
49
x^2 = 49
x
2
=
49
.
A
x
=
7
x = 7
x
=
7
B
x
=
−
7
x = -7
x
=
−
7
C
x
=
±
7
x = \pm 7
x
=
±
7
D
x
=
2401
x = 2401
x
=
2401
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