Expression 20: "y" less than 25 Has graph. To audio trace, press ALT+T.y<25
20
Expression 21: polygon left parenthesis, "A" , "B" , "E" , "B" , "D" , "B" , "C" , right parenthesis Has graph.polygonA,B,E,B,D,B,C
21
Expression 22: left parenthesis, "E" Subscript, 1 , Baseline plus 0.4 5cos 45 , 0.4 5 "t" sin 45 , right parenthesis Has graph.E1+0.45cos45,0.45tsin45
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
22
Expression 23: left parenthesis, "E" Subscript, 1 , Baseline plus 0.4 5 "t" cos 45 , 0.4 5sin 45 , right parenthesis Has graph.E1+0.45tcos45,0.45sin45
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤