Expression 5: "x" squared plus "y" squared equals 1 Has graph. To audio trace, press ALT+T.x2+y2=1
5
Expression 6: left parenthesis, negative StartFraction, "t" Over StartRoot, 2 , EndRoot , EndFraction , StartFraction, "t" Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis Has graph.−t2,t2
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
6
Expression 7: left parenthesis, negative StartFraction, "t" Over StartRoot, 2 , EndRoot , EndFraction , negative StartFraction, "t" Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis Has graph.−t2,−t2
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
7
Expression 8: left parenthesis, "t" cos left parenthesis, 5 quarters pi plus StartRoot, 2 , EndRoot pi , right parenthesis , "t" sin left parenthesis, 5 quarters pi plus StartRoot, 2 , EndRoot pi , right parenthesis , right parenthesis Has graph.tcos54π+2π,tsin54π+2π
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
8
Expression 9: left parenthesis, "t" cos left parenthesis, 3 quarters pi plus StartRoot, 2 , EndRoot pi , right parenthesis , "t" sin left parenthesis, 3 quarters pi plus StartRoot, 2 , EndRoot pi , right parenthesis , right parenthesis Has graph.tcos34π+2π,tsin34π+2π
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤