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Al-Mustansiriyah University/ Faculty of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
D oqb /e ru/s ./o,- Co-o-vJi-w
the ovt
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Ioa
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Ro Jio( axis
,PCrte)
t go0or c)xt'S
f - fa.olt'o.( coer",ti^ #a*- {>a /"r o*g^.(<
po(or @oy"oh'vate( ur|. a. foi*t f r5 wvl#fs..ag Che) where r ii\ t/,e o.lrl*"^ce .{ Pf*o*tLre po(e a^d g ,"S €he an.I/en%sur.i f*^ tLs [>ohn ax ir"a tL t-2,'n, oP Cno.Jr,ry' a,x,'S)
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Al-Mustansiriyah University/ Faculty of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
1
or
x
/= Y-CoS, *
8 = \|: Si'^&t{x t: \r := io.'e*)
xI
Let R be a. si*P/c y'gtl\o^Who gC b 0.,,..^ ola-y-ic S afe €h e fa"l S g=4-or^d g= B q." r( Curv6 y - giq ana{,r = ?"Ce) r f f f Ch?) ri covrfl\utotS o\4R, 2 t|e,^\ r= Z.Ce)
{ox\)dft - f cnr&) 'rc/ Yol&
fu=\ f=gt@.)
5P= et
9z-(e)
= %\ftT>X
f
L
r
PCrt*)
e=g
e--F
Al-Mustansiriyah University/ Faculty of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
ftaudar es( (r 17 rll
T- For,^n-(r'es "+ cfrq/s1
@f=c(Sl*,^&
: A,CoJ d_
@ I^5- qSi,"<9
@ Y-= - aC"5*
t1
q
X
X
u)
v
xq
x
q
9
3
O y=^ q
@
qA
Al-Mustansiriyah University/ Faculty of Engineering
Mechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
)
@ V^^ q. crs n& g
I
z /=_p <-/ -r,, ) rt n L) ,( t 5l
vF - ft foc(>,O- ) )I _ yr
-J)\- "/
E- ft rcre Curve
O y^= a 6lr^C n 9)
x
^
n'-l
A
4
Al-Mustansiriyah University' College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
X
fr,r^ oS),^(3c-) 1
[= a,CeSCSe; )
\
Y= aSi\^ zcY
/
)
x
\
x
5
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
Tff - F.,t\^,\i .ltp N Lery\!^5ccfeo
e (': orzSr'.a Czg)
?.JL\€ r.,t c, = b erca ile-J Carolt'oic,l beCatesC a
Y
x
x
thc< CarS tS{ r'€s tlrle
)
f 1|- Fo v^i (ies "N Cqv-dt'oi ol q6ol /.,'.o cotrs
n\q+bcos&y^= a, + lD Sl\,\&
Po 1ar Cu t-V € t' La t.;t^.t'c L^ ct) o u,^ol b ).
qb
\ L
Vurt SLre pn"l appe*rq,^ce s o :
t
C r|2= q?c.SCzc-)
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
)
Y
x
f=a.Cl -Si*.r*) v
+
( = a, Cl+ C, s & )
f ^ aO-CoJ@-)
y'= o Ctr Si\^ cY)
/\
x
v
A
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2* class
SXty F*c/ t1.e erea,b g fike {n,o crrcqbr
S o! urtr'.s.*-o-
" { (ke r.?'o t-\ boutnde/
y^ s C-e3Cq o;r{ V^=Si^& \
v\r
e+ r S
V?CO9 &/
e.E ti c.s*
n r olv^
O=a 1=O Q=pc{
Y-= o
Y,/,, S*P.l )q r g-t" |i\;L Lt' Ct a..r t Y-l1AS\ ia\Jt ;w.Y 2 i
3 D,ei
l
rolro@ +
Ec/ \ &
fr L rd(d&= 2Ir+.ra.<)
o
J&
5ir^<& r)*o
!z
I2
b
o
Ifr
0D
A1-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
D
"al- + (e-ISi ta
L="f
-T,s=! ( E_ LL\-cl a
+ Cr -otee)) d*
E#
Ftr...o( (h e
+GS*I
-r- ?
-
a
e-orea. I u.. 5 tc,( e {lne aryolJ
o o
)
Exz If-|
9qt s= 9oo
Ty':r+ cosgoV=tfro=l
@=?T ovsl+(os*
c,l A = rdr^o( &
"t 0'= of = l+Cos o
f -- ttl=Lxg
0 =a
I
Y :o
I
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
ers tl(e5* "Tr\l- t (
&2-
2_o
t)ZF
sg?-
o
Cos& ++t(r+?rs
L
6 ??r
?irb
I o Z& cleo </\
e3c{ 9 1 Oiv'& + .L 5i ra?&g
o
3z
3I
a o o
1,0
I?
o@\J*
o
[+ I J,v
1,
t+ +case ++ + + coS zeJolo-
f3(T
Zrs
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2"class
trxs ) fi.,.."/ the av. {-he ,eVda.^ iql lcl
X t+ t':
(x- t)"\-
th. ctrc (e +3' = | awJ o.lt5 r'c,{ c1'trc-Q
s ,/q.{r'o,.,r.
(x -r)
-'- Q= zcas *
x \ _:r
\t
q \
;7\ 2
-> xl:zx + I t3t= I
1-
Xt+Ut = z X ?-/ V = zFCoS&
t't t{ \
fl \r 1-
( = Lc-"5 cL
* A1 ,tr) ,qr.d
e C,S I- ?-
_T;--J3
il
rp
t3t = \
t
e
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
9
?
vz
e E3
f=ZG'S&L
x
Y
dfr :
e
V = ?ce,&
nol rob-? c?5O
1 ,lee
3
t fB
I
!-= I
zL
-T3 3
?
t (z c.5 *) -(t) lr I-,\
z
?4Cot e
"_lot o-
J
+3 7L-l
I-1\z cos& +l "la
t <{os z&)
J?\
E.) \
55/)
3
ztL
a ,/g
\
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
-La
3E
I-E
3
z L-L
"_66
?_3r
-5t
3
af
t
r + t + * s i,^(+ ))-(- !$ +Iri^ €lE +
? Jtt
rb
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
Ex{ I Fua +r- e 4\ *teT trctit^ fC\e) oVer (-t^e re.frrbw R
srdea,^o,( o<rt5fo( e tk e <i y^cy'e vA-
Sr l uftb,-.. L
tt = I 9fz = l+CnS&Vt = V rl- tf CoJ&
-) CeS&=o
I
o
Z )
Y=1 elr ; l+Co;S&
x
-NL
g - _7\?-
e Ez f = l+ CoS&
Cv'tqdfr =
S= _?r
R
2.
lLl
ftbe) i"lrdaf = I
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2"class
Fx5 : Evalu.{e Cxa'd'+t ) rlA utl,ev'e
R f'5 tkeR
f , tr'o \ i..,^ 5 tde *ke ctrc,/t X \3 t=4
.
|a-(,*tr'b*o ,. o<Y z ='{)
R
27f z
o o?TT
o z-Ti
o
(^o+J a+ Ddfr s (Y'+r )rolrclo
9=o f =o
X
9=o,- Xg =21'T
9=E:S f^L
e7t
(
o
z7T
o9- n=Z
?
Cr' +v) J tr-ob - _dfE: Ccyt{
o
K4" 4 lJo?_ ) -o
t?T
( rlrz) ole 6dct = 6elo
o
t,b: tz-ty
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
Ex 6:
(x +y w hre (ke Te f'ot,\l5
R
i ^ 1-h e €*'r, f(he clrc/rs
ucl r^<u",1,
<"'( bfiod qeu\f t b O U. r,..
X ?-t*3 1 a^ol, X ?f ? 4
rr= I
x
V zCI+Y)dn= C fco5& +y'S1'vr&J y oJ f0@
T- O=b rf = t
?- ?_
e=*
R
Y'C Coss+Si.^. ce)Jn orl *o
?
I Ccos& fsi v ..a-) "l
g
a\
/
o tb
(.t<t'ff p"/ar rbub /e t,fuffro [ , euqlqqft
t)3
Y_dt3I
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
Ta
2 )
3o
u\& &]
7l-o )
tsi \.\ CcE3 O
L I Csi,,. 9r2 - cosgo) ( Si*n o -(o! o) l3
l
/Ll
3
fil
3
Cass + si^ 4 ,l s
aI
l (t -_ o - C=, )lt
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
EX 7,, Cor,r grbleC f Lre y.e el'o,^ R Shoc{ w be/*^ts,,JV r'<\^ tS e\^ c (tSa"l bX 1z+J" = \ IKat3t=c{ ) $=X a,,^A i-6.At3.
9 I Ka cI
X
tr;// ,'ra fhe nrijsr,.n g/r,,^its ,g l,un te7 rqlib^ lFtf
CXty) d n tfc V't cg
A E
t o (nf,'ot
Te Lr, y),1 ft -- frrt&) Y d r-d&
I
u9
9 rhq
E
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
EX I I Ftr,.c,( t4'e q"reet 4 the gr'ue n u"e7,'o \
R bJ c.t(cu0q,rt'iqf ff r olv'o{& whe tre R.
fte YeA('o*^ ouf5r'"( e {k, etrc.(e f=Zol ins r d< Ze u ^&.n^w i reql e I L: g Ce f( ee)
IS
OtA
,(,^ tr'So O\-\ i {u-r\ -le}) fi)t) rr5 }Z z
)
2crs Cze)
3
V' ,-l )fq- =
y"?=9 coS(ze),t &--.,
!^u = ? CISP>
i,ecasGe)
4 = 9 c.sc "e) -> ly'= + ,";i1):r t.;.L(
3
;3t
t)f:3
f , Llfl/
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
g)
og 5e=o$S n
9rog
*=o lr^s Z
Z
o
&
rol rotgI tl
- z +5)r^(ze)-1et o
2 [4-03 z-22 ]
Zc>
3 -62
9 cos zc9 @ =o-t55
A I&=o
o -55 I
l[n ?
F z
z LCsi* (zx''ss'J - q x o',-r,
o-555
( o- o) l
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
€x z I Fr*"I *he d.req "P t[.,e x. p V"(f ,f < L.tre"tlo .^ i^>iale 1L'e,rh, "l t-0..' e ci.cy'e
Carolr'ool lf = l+ Cag & ewo{l':: Co5@- r
5,.4rft'o^ '
!r.: 1a C"Sd-
,(2
ca56t-
r1r, +-p V" (-+ o f {^e cfncfle tf = CagO- tS SuePt@*t at z
('.2,^ $ Ifrf
o o f:o
e
CoS rP *
a
e r Ca\(*
ov dno(& = \+1 J*
Nz ry
t *(rt cotz&) Jso
o
z--o
I rle r+ Si,ta{Ll
?YI 2-\
q 2-+ +u/: -.-l
)
1.
Q.cP (a
eces &
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
7Le t"P v" ry n{ tl,e carol<'rJ r's gryept oq{by n - /1 C-S& a.5 * g'es f nt,, oErcSo t(S areo\ I5
e=N f= ltcoS& T
rol rol& - +? (r+ cosu)t Jr"@
0=o f=o o
1S
J / +LcoSe+CoS e),le
ds
= i((+ {r z +2r/z))-G
(
2
o r( 3 + ?Cos& +
zCo Cee
L
Z
2
T
fC, * z rps * q*C, rcoszq)"1 ,Y
-LZo
I
-N
t3A +zsiw&+ S irn C?e(
clL
-
Zo o
o
S .n(I
3NLl
+
Z>
L(r\
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
zr
6x \o ? F-run"{ tAe a,rea. i"side (he Cqno,kba{3 t z-Si* & q^ol oqfs iole- cfrc.(e v =
rn64
)
tr:3?zSi*&
a
x
6
Y \I
qB-qw
*-- tfio
Q = ?7-. -+f = 3+Z Sir'r ?lo=J, + 2(-r)=
Lb
I
Thus t h, a re^ It^V ^e€,+tb
r,r i S )
Y,
35
?r - 3; 2- Sir,rrg-
a* &= o -+
lr = 3 + 2 Sl.a.o : 3 1 o, s
S=9o" -)
f = 3 +-a SiuJo= 3+Z= !
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
-\ \?-
oo= -E a 2\:-+-E
6 €fC t{v^=
63 + 2 Si--T!-
z
Z
2z
3+ 2 S )wr&
6
)z 5i^8 + qs,'u &
.ft2
Vt= 3 t zslq + \, | 9t:) '\E {\'z : 2-
Y^t = Y2
3 +Z S i* & - 2 -.>
a Sl*,rg = -\
A f a\,/^ol&
p? Jsl.2
?
t ( J "lo-z
ea
, :ttc6
9+ ...--Z I ole
Al-Mustansiriyah University/ College of EngineeringMechanical Engineering Dept. Dr. Hayder Mohammad
Mathematics Lecture
2*class
6
t+ f 6 sirn& a-?- Sitn?cr.] C*LZ
t 91'.,".61_ + ?- o5zez
-7\7T>6
t+ + 6 si,^o -cosze] Je-75>6
Crg S r] -^2&z a
6
- (*ry - 6 c-s (E ) -! s,',-.- (- f;lLt g
lz stt{ E,{ lz
-tefN +_fi8 :lLt-tgT3L
a
z5
,1
z
1r