Page 140 - Math Grade 12 (Basic)
P. 140
PROEUS DARA
Mf...f11WfillJUf :
{af(x)dx = + F(b) = F(c)-F(a) =
3t 3t
!JfTI'l.ntnfl: titrlmm fi3sinxdx = 3fsinxdx
JO
Jo
Ul ....,
3t 3t
3
/o3sinxdx = [-3cosx]~ = -3cos~+3cos0 = - +3 = ~
3t 3t
3/osinxdx = 3[-cosx]~ = 3(-cos~-coso) = -~+3 = ~
3t 3t
tltH88 f 3sinxdx = 3 fi sinxdx '1
u jo Jo
= k[F(b)-F(a)] = kF(b)-kF(a) =
ML1:11WfJ rrF 1'i :
j;,U(x)-g(x)]dx = -G(b)- +G(a) (F,G mt!i1§9~tU~~'fs f,g)
= [F(b) )]-[G(b)-G(a)]
=
j;,U(x)+g(x)]dx = +G(b)- -G(a) G dlLn1§'9~tU~~'fs.r,
= [F(b)- F(a)] + [G(b)- G(a)]
= + f,g(x)dx '1
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