Avaldis 7: "m" Subscript, 2 , Baseline equals StartFraction, 2.9 4 8 minus 2.8 1 4 Over 4.2 minus 4.0 , EndFraction equals 0.6 7m2=2.948−2.8144.2−4.0
equals=
0.6 70.67
7
Avaldis 8: "l" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis equals 2.8 1 4 plus "m" Subscript, 2 , Baseline left parenthesis, "x" minus 4.0 , right parenthesis left brace, 4.0 less than "x" less than 4.2 , right brace On graafik. Kõnesüntesaatori aktiveerimiseks vajutage ALT+T.l2x=2.814+m2x−4.04.0<x<4.2
8
what is the right value of instantaneous rate of change, m? Well, it's smaller than m1 (represented in red) and larger than m2 (represented in orange).... adjust the slider below to see what I mean.
9
Avaldis 10: "m" equals 0.7 2m=0.72
00
22
10
Avaldis 11: "l" left parenthesis, "x" , right parenthesis equals 2.8 1 4 plus "m" left parenthesis, "x" minus 4.0 , right parenthesis left brace, 3.8 less than "x" less than 4.2 , right brace On graafik. Kõnesüntesaatori aktiveerimiseks vajutage ALT+T.lx=2.814+mx−4.03.8<x<4.2
11
There's no right answer, but one good guess is: it's roughly m3 (represented in green)
12
Avaldis 13: "m" Subscript, 3 , Baseline equals StartFraction, 2.9 4 8 minus 2.6 6 1 Over 4.2 minus 3.8 , EndFraction equals 0.7 1 7 5m3=2.948−2.6614.2−3.8
equals=
0.7 1 7 50.7175
13
Avaldis 14: "l" Subscript, 3 , Baseline left parenthesis, "x" , right parenthesis equals 2.6 6 1 plus "m" Subscript, 3 , Baseline left parenthesis, "x" minus 3.8 , right parenthesis left brace, 3.8 less than "x" less than 4.2 , right brace On graafik. Kõnesüntesaatori aktiveerimiseks vajutage ALT+T.l3x=2.661+m3x−3.83.8<x<4.2
