※ 引述《jy731214 (JOE小天)》之銘言：
: ※ 引述《jy731214 (JOE小天)》之銘言：
: : 1.White the equation of the tangent line to the curve y=ln(2/e的2x次方)
: at the point(0,ln2)
: 抱歉...沒打完
: 拜託各位囉!!
y' = [e^2x]/2 * e^2x = e^4x /2
x = 0代入上式
=> y' = 1/2
tangent line: y-ln2 = x/2
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