math problem

来源：学生作业帮编辑：搜搜考试网作业帮分类：数学作业时间：2024/07/08 20:03:11

math problem
sinX(1-cosX)^2 + cosX(1-sinX)^2 =2
Thanks!

$math problem$

是解方程吧?
设sin x 为a,cos x 为 b
a^2+b^2=1
a(1-b)^2+b(1-a)^2=2
然后再解方程就差不多了
具体我也不太会解

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