表达式7: left parenthesis, 0 , StartFraction, StartRoot, 3 , EndRoot Over 3 , EndFraction plus "t" StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction , right parenthesis 有图表。0,33+t233
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
11
定义域t最大值：
7
隐藏 标签 left parenthesis, 0 , StartFraction, StartRoot, 3 , EndRoot Over 3 , EndFraction plus "t" Subscript, 1 , Baseline StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction , right parenthesis 有图表。 要进行音频跟踪，按“Alt 键 + T”。0,33+t1233
标签
8
表达式9: left parenthesis, 1 minus "t" , "t" StartRoot, 3 , EndRoot , right parenthesis 有图表。1−t,t3
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
11
定义域t最大值：
9
隐藏 标签 left parenthesis, 1 minus "t" Subscript, 1 , Baseline , "t" Subscript, 1 , Baseline StartRoot, 3 , EndRoot , right parenthesis 有图表。 要进行音频跟踪，按“Alt 键 + T”。1−t1,t13
标签
10
表达式11: left parenthesis, StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction sin left parenthesis, negative 120 "t" , right parenthesis , StartFraction, StartRoot, 3 , EndRoot Over 3 , EndFraction plus StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction cos left parenthesis, 120 "t" , right parenthesis , right parenthesis 有图表。233sin−120t,33+233cos120t
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
11
定义域t最大值：
11
隐藏 标签 left parenthesis, StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction sin left parenthesis, negative 120 "t" Subscript, 1 , Baseline , right parenthesis , StartFraction, StartRoot, 3 , EndRoot Over 3 , EndFraction plus StartFraction, 2 StartRoot, 3 , EndRoot Over 3 , EndFraction cos left parenthesis, 120 "t" Subscript, 1 , Baseline , right parenthesis , right parenthesis 有图表。 要进行音频跟踪，按“Alt 键 + T”。233sin−120t1,33+233cos120t1
