Expression 13: "a" equals StartFraction, left parenthesis, .0 4 1 positive .0 4 7 positive .0 5 3 positive .0 5 8 , right parenthesis Over 4 , EndFractiona=.041+.047+.053+.0584
equals=
0.0 4 9 7 50.04975
13
Expression 14:
14
Expression 15: "y" equals "a" times "x"y=a·x
15
Expression 16: "y" equals "a" times "b" Subscript, 1 , Baseline times "c"y=a·b1·c
equals=
31.8 1 1 7 5 1 9 531.81175195
16
Expression 17: "y" equals StartFraction, left parenthesis, 209 plus 239 plus 269 plus 299 , right parenthesis Over 4 , EndFraction times "c"y=209+239+269+2994·c
equals=
12.8 5 2 412.8524
17
Expression 18: "y" equals StartFraction, left parenthesis, 14 plus 16 plus 18 plus 19 , right parenthesis Over 4 , EndFractiony=14+16+18+194