Hi, I'm not sure how to solve this one, I tired getting into quadratic form, but I ended up getting a cubic. :S 4^x + 12(2)^(-x) = 7
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Originally Posted by millerst Hi, I'm not sure how to solve this one, I tired getting into quadratic form, but I ended up getting a cubic. :S Then multiply both sides by Let be a Then solve the equation ..
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