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Answers
A
B
C
D
E
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Difficulty—
$$\frac{2^{x+y}}{2^{x-y}}=?$$
1) x=1
2) y=2
OA:C
1) x=1
2) y=2
OA:C
$$? = {2^{x + y - \left( {x - y} \right)}} = {2^{2y}}\,\,\,\,\,\,\,\,\, \Leftrightarrow \,\,\,\,\,\,\,\boxed{\,? = y\,}$$kyuhunl wrote:$$\frac{2^{x+y}}{2^{x-y}}=?$$
1) x=1
2) y=2
The correct answer is therefore (B), immediately.
We follow the notations and rationale taught in the GMATH method.
Regards,
Fabio.
