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(1/2)^2x+3 =√8^x+4
2^-2x-3 = 2^(3x + 12)/2
-2x - 3 = (3x+12)/2
-4x - 6 = 3x + 12
-7x = 18
X = 18/-7
X = -18/7
2.
(a`-2 b`-1 c`-3)`-2/(a`3 bc`2)`3
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