Expression 9: "y" equals left parenthesis, 4 "x" plus 10 , right parenthesis squared plus 3.8 left brace, negative 2.6 9 4 less than or equal to "x" less than or equal to negative 2.2 7 , right bracey=4x+102+3.8−2.694≤x≤−2.27
9
Expression 10: "y" equals left parenthesis, 4 "x" minus 10 , right parenthesis squared plus 3.8 left brace, 2.2 7 less than or equal to "x" less than or equal to 2.6 9 4 , right bracey=4x−102+3.82.27≤x≤2.694
10
Expression 11: "y" equals 0.9 "x" squared left brace, negative 2.2 5 less than or equal to "x" less than or equal to negative 1.3 , right bracey=0.9x2−2.25≤x≤−1.3
11
Expression 12: "y" equals 0.9 "x" squared left brace, 1.3 less than or equal to "x" less than or equal to 2.2 5 , right bracey=0.9x21.3≤x≤2.25
12
Expression 13: left parenthesis, 0.5cos "t" , 0.3sin "t" minus 1 , right parenthesis0.5cost,0.3sint−1
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 2 pi2π
13
Expression 14: "y" equals 4 left parenthesis, "x" minus 0.4 , right parenthesis squared minus 2 left brace, 0 less than "x" less than or equal to 0.6 , right bracey=4x−0.42−20<x≤0.6
14
Expression 15: "y" equals 4 left parenthesis, "x" plus 0.4 , right parenthesis squared minus 2 left brace, negative 0.6 less than or equal to "x" less than or equal to 0 , right bracey=4x+0.42−2−0.6≤x≤0
15
Expression 16: left parenthesis, 5cos "t" , 10sin "t" , right parenthesis5cost,10sint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: piπ
16
Expression 17: left parenthesis, 5cos "t" , 4sin "t" , right parenthesis5cost,4sint
domain t Minimum: negative pi−π
less than or equal to "t" less than or equal to≤t≤