HP 15c Collector's Edition Owner's Handbook Manual page 258

246 Appendix E: A Detailed Look at f
f x
δ x
f x x
δ x
I
I
2
f x
F x
δ x
F x
F x
b
F x dx
a
δ x x
1.23
f x δ x
f x
x δ x δ x
x δ x
b
x δ x dx
a
b b
x dx
a a
I
b
F x dx
a
f
-04.
x
δ x dx
i