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OpenStudy (anonymous):
solve: 2^2x=8^x-1 for x
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OpenStudy (anonymous):
x = 3 do u want explanation???
OpenStudy (anonymous):
2^(2x) = 8^(x-1) 2^(2x) = 2^3^(x-1) 2^(2x) = 2^(3x-3) 2x = 3x - 3 -x = -3 x= 3
OpenStudy (anonymous):
4^x-8^x=-1 lol i was working with this... :D please put appropriate braces...
OpenStudy (anonymous):
thanks guys!
OpenStudy (anonymous):
i m here for u any time but only here ok
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