推 tiffany9802:sorry,題目打錯了,s那裏應該是2x222.250.220.170 07/22 08:31
→ tiffany9802:不是2^x222.250.220.170 07/22 08:32
※ 引述《tiffany9802 (Tiffany)》之銘言：
: 2^x
: f(x)=S (e^3t+4)dt
: 0
: f'(0)=??
f'(x) = [e^(3(2^x)) + 4]．(2^x)．ln2
f'(0) = (e^3 + 4)．ln2
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