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Exponents & Radicals
hard
0:00.0
Find
x
x
x
if
2
x
−
3
⋅
4
2
x
+
1
=
8
x
−
1
2^{x-3} \cdot 4^{2x+1} = 8^{x-1}
2
x
−
3
⋅
4
2
x
+
1
=
8
x
−
1
.
A
−
1
-1
−
1
B
−
2
-2
−
2
C
0
0
0
D
1
1
1
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