作者Buccaneer (报应吧...)
看板teaching
标题[问题] 两题高中数学求解
时间Tue Jul 5 23:53:21 2005
1. If Y=3sin(x+100)+ 5sin(x+700), Find the max of Y.
2. Have known f(cos3x)=2sinx+1, f(sin3x)=?????
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1F：推 realcrucify:1.3+5=8...就这样 59.112.1.112 08/03