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Exponents & Radicals
medium
0:00.0
If
2
x
=
5
2^x = 5
2
x
=
5
, what is
2
x
+
3
2^{x+3}
2
x
+
3
?
A
8
8
8
B
15
15
15
C
40
40
40
D
125
125
125
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