CHAPTER 9. INTEGRAL CALCULUS

9.8 Definite Integral

=

aÉÑáåáíÉ=áåíÉÖê~ä=çÑ=~=ÑìåÅíáçåW=∫ ()

Ä

~

ÑñÇñI=∫ ()

Ä

~

ÖñÇñI=£=

oáÉã~åå=ëìãW=∑ ()

=

ξ ∆

å

áN

Ñ==á ñá

pã~ää=ÅÜ~åÖÉëW=∆ñá==

^åíáÇÉêáî~íáîÉëW=c(ñ)I=d(ñ)==

iáãáíë=çÑ=áåíÉÖê~íáçåëW=~I=ÄI=ÅI=Ç=

=

=

1053. ∫ () ∑ ( )

∆→∞→ =

= ξ ∆

å

áN

á á

ã~ñ ñ M

å

Ä

~

ÑñÇñ äáã Ñ ñ

á

I==

ïÜÉêÉ==∆ñá=ñá−ñá−NI==ñá−N≤ξá≤ñáK==

=

=

=

Figure 179.

=