Expression 5: Start sum from "n" equals 1 to length left parenthesis, "f" Subscript, "b" , Baseline , right parenthesis , end sum, "f" Subscript, "b" , Baseline left bracket, "n" , right bracket times "p"lengthfb∑n=1fbn·p
equals=
7.7 2 8 5 7 6 8 6 3 47.7285768634
5
Area sotto il grafico:
6
Expression 7: Start integral from "l" to "u" , end integral, "f" left parenthesis, "x" , right parenthesis "d" "x"∫ulfxdx