标签 "B" equals left parenthesis, 10sin left parenthesis, beta , right parenthesis , 10cos left parenthesis, beta , right parenthesis , right parenthesisB=10sinβ,10cosβ
标签:
equals=
left parenthesis, negative 5 , negative 8.6 6 0 2 5 4 0 4 , right parenthesis−5,−8.66025404
7
表达式8: left parenthesis, "t" times sin left parenthesis, beta , right parenthesis , "t" times cos left parenthesis, beta , right parenthesis , right parenthesist·sinβ,t·cosβ
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
定义域t最大值： 1010
8
表达式9: left parenthesis, "t" times sin left parenthesis, alpha , right parenthesis , "t" times cos left parenthesis, alpha , right parenthesis , right parenthesist·sinα,t·cosα
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
定义域t最大值： 66
9
表达式10:
10
表达式11:
11
表达式12:
12
表达式13:
13
表达式14:
14
15
技术支持
技术支持
left parenthesis, 4.4 2 3 6 6 , 4.0 5 3 5 4 , right parenthesis4.42366,4.05354
left parenthesis, negative 5 , negative 8.6 6 0 2 5 , right parenthesis−5,−8.66025
