Facebook okay maybe Technic problem okay okay Sol related okay okay Ma 3 4 S Ro 0.4 s 0.3 s0.5 e okay then t 10 second 10 second equal to U plus 80 u a 0.5 10 second 10 10 option b c good very good root okay I vector Vector four three 0.4 0.3 I plus 0.4 0.3 0. 0.3 I plus 0.4 04 03 V = to U plus a t u vector vector 3 I + 4 J plus a vector format 0.4 I + 0 3 J time t t 10 0.4 into 10 4 3 4 7 i 4 0.3 into 10 3 7 JC 7 s into 2 7un okay clear for okay okay nice next new for I plus 4 JC plus 5 K vecto
r 3 4D X component newon X component newon a v v v Vector VOR 3 I plus 4 J plus 5 K 3+ 4 i 4 3x okay X root over no no root root 649 good 64.9 for Fore for for then for five 4 six four x 4 I then 6 V root 5 sare 4 sare 6 sare Ro for for Fore met for 10 Met 10 IUS 7 I Yus 8 I 10 IUS 7 3 + 1 4 I minus minus 8 R4 minus 4 J or 6 K root 4 Square 4 Square 6 Square met okay art CH X meter take okay clear okay next m half a vector minus B vector v Vector a vector VOR vus B vector vorus vector vorus VOR
v a vector minus vorus us a vector VOR minus B Vector root a vector VOR A V A sare + B sare + 2 a a vector vorus thet okay Vector root 1 1 1 + 1 into 2 into 1 into 1 cos Pi minus Theta cos Pius Theta minus cos Theta two sorry 2 cos Theta a one root 2 - 2 cos Theta 2 Common now 1us cos Theta 1us cos Theta 2 into 2 sin th sin th 2 2 2 sin 2 okay par yes next vector v root over 2 a sare + 3 a squ + 1 a square- 3 a squ 3 ro ro V minus B Vector a b Vector 3 i - J + 2 K Vector Ro 1 / root over 14 3 i
- J cap + 2 K cap v v for v v v v okay Vector Ro vectus one byun 3 I minus J cap + 2 K cap minus Ro minus 3 I plus J minus 2 K good please please V VOR Vector value n V 4 + 9 + 1 root okay a vector a [Music] vector sorry sorry vector vector a vector VOR v v v for I 7 J 7 I plus 7 J 7 I plus 7 jusus C VOR divid by divid by B Cross C Vector C Vector 7 I plus 7 J minus 7 K 7 sare 7 Square 7 Square 3 7 Square 7 root3 Vector root over I 7 minus 7 K 7 root3 hey root by I plus JC good very good good C
problem C Vector t a r b VOR C VOR C 24 C VOR second 40 seconds [Music] for Vector T Vector c a x i plus y j plus c vect V 3 minus one B Vector zero i i z J One K one r c vector X Yus y x into 1 minus 0 xus one zus x minus X Plus 4X minus 2 y + 2 zal Z okay X into one 2x- y + z z unknown quantity x y z C 24 C vector vector 2 into x 3 into y minus Z C do B 24 C do B that is 24 C vector vector zero y j y + y z k plus 24 - 4 8 or plus Sol plus Sol okay xus 4 y + 8 Z plus plus Okay C Vector t x IUS
4 i y j + 8 j r z k plus 16 C Vector root 4 a sare 8 sare 16 squ next p q Vector P plus Q Vector P plus 2 q s p² q sare plus 2 PQ cos Al r² = P s+ Q s+ 2 p r s q p+ q p plus 2 q s p² + 2 q s p² + q s + 2 PQ cos Alpha p sare p sare finish 2 PQ cos Alpha Q sare 2 PQ cos Alpha 2 q s minus q s that means Q sare man P do Q or p q cos Alpha it equal to 3 three 2 into 3 q s Q 6 Q crossfall P cross q p q sin Alpha V mod Man Mod man p s q s p sare q sare sin Square fore p p sare q sare sin sare p q sare
cos Square Alpha plus sin Square alpha 1 sin Square Alpha cos Square Alp one 9 + 75 one p² Q 6 six one 9 + 75 for p s sorry okay okay v v a do b a COS th vector vector a vector B vector a a v b coseta b a b by a a b by a a vector vector root RO number L byal Lal just man lbo escal man VOR for VOR v z okay B Aid a a VOR a b a VOR V Vector 3 I plus 2 J plus K plus root root 3 i+ 2 J plus k okay next it a vector to it V vector that is B Theta a a a b b Theta Theta B cos Theta B sin Theta B sin Thet
a b p b q q 10id root 10 vector v Vector ro ro Vector Ro q sare b sare q q q root B sare p² root Ro minus p s p 10 / root sare root square 4un 21 ID 7al normal 2.61 2.61 2.68 say 2.68 okay Vector B for CR VOR VOR v v v vector vector CR clear for V a vector h a vector a vector a vector okay B cos Theta B cos Theta V 5 by 3 I 2 J P Vector 5 by 7 3 I + 2 j+ K Q Vector p plus Q Q B minus p b Vector is I + 2 J + 3 K minus P Vector is a minus P Vector P by by I do by J by K minus by kusus by I by plus
by J plus k v you clear Facebook video Facebook TI Facebook VOR fore foree fore okay done a b a l b b coseta b cos Theta l b b next number sorry b r v v for b b p b p b q q next already Vector given Vector P Vector plus Q vector V p+ Q + p+ Q by square by square plus by R square plus by squ he he 2.68 okay done next cor time cor time AC no cor time minute number number Al number good very good a vector B Vector given a sorry sorry b v L sorry b l b b a a q q q qal p+ q p+ q a qal a minus p a a
3 I plus 5 p b a okay a COS Theta man key a do B by B a by VT Pass OR b man B man root root root square square root square square B Vector B Vector B Vector 3 I plus 4 J pass 3 I + 4 j p 3 i 4 minus bar by I plus no by no by spe already I 9 forus by bar by no I plus J cap uh minus by I minus 1 by 1 byus 12 plus 9 J then 9 9 divided 25 by I plus I plus J by X by x + Sol minus 4X 3 I + J Milow X by x x x good next next problem problem ready one two three for foree is is a m for okay u b 9 0° w spe
x r okay X for for for forch for for plus b cos Alpha u cos0 b cos Alpha u v V Z plus v v Alp u v u z plus v sin V sin U cos plus v cos u sin0 u sin 0 plus b sin alpha or sin0 to Z y v u u for PR divided by 0 1 sorry sorry for does not matter fore number most important u v u plus v cos into d by b d by B sin Al d by V sin Alpha R xal to U + V cos Alpha d by V sin alp number U sin B sin Alp that means B sin Alp that means B sin Alp tal d v sin Alp d by V sin Alp b b Al Al y fore spee for s root
over x² + D squ root over x² plus d s v v cos Alpha V sin alp u v fore for X 90° W cos 90° u x u cos0 plus v v cos Alpha u cos0 u v cos Alpha cos 90 cos Alpha equal to cos alpal to minus U by V Alpha equal that is Alpha inverse minus U by V number number number number s Al to root over root x² + d s number by w v u w u v v w v Square v² = to U sare + W sare wal root v s minus U equal vus fix okay foreign speee foreign fore for T minimum T minimum al0 t minim d v B cos 90 into D / V sin 90 sin 91
or cos 9 for x² d s0 w equal root over u s + B sare + 2 U fore for follow Facebook B okay next kilom hour k 90 part X kilom for U plus b cos Al into d sin alpha alpha 90 90 Z cos 91 UD by V xal to X km U km d d kilm d kilm alal to inverse w w cos U cos0 plus b cosal to minus U by B alal cos inverse minus U by cos inverse minus by by by U plus v cos Alpha d by B sin Alpha fore U man V man Char cos Alp manid by sin cos xus 1 by 2 - 1 by 2 2 4 - 1 by 2 2 - 2 2 2 4 u u v for Kil for D Man D Man D M
an B man s x sin 0.573 T2 d by V sin Alpha D Man B man al man tal d by B U come out Al inv a function of cos inverse U is a function of u d t t is a function of and is a function of ultimately is a function ofe H minus U by V cos inverse minus X by cos inverse minus okay T2 0.51 6 hour 5 S and 51 T1 is greater than T2 cos inverse minus for part ch for Fore for for for for man V man Kil for for for for inversus U by V cos inverse minus 3 by cos inverse for soror T D1 by V sin alp for 4 into sign
answer 2.64 2. 645 al0 2 64 km 5 minus answer 2.35 4 kilom a D1 V 90° Alpha 90° D pass divided by V D2 D2 D2 D2 2354 / 4 answer B four 0.588 hour total T1 + T2 1.5 88 hours k k k 90° t2al to D2 by V clear clear okay okay bre break break that go okay spe spe for for spe for for e spe e e e e for e for e e for for for e okay km kilm hour kilome 0.5 K 0.5 km for alp 0.5 K 0 Kus 0 5 kilomet fore k B sin x 0.5 U man V man cos Alpha D Man D Man Z sorry B man Char B man Char sin for 0.5 0.5 0.5 a Sol 2
4 x 2 + 4 cos x cos x Al unnan last shift solve answer De Say for d CH km b u 10 kilometer per hour u u w w equal to 4 kilom per hour spe b w v u v s u sare + W Square okay equal root sorry pass kilom per hour equal to tan inverse 10 by tan inverse 10 minus inverse minus pass Al for9 vector part 2 I km hour 2 i k u u 2 I kilom hour V 2 I 2 i 4 2 R 4 a 2 4 A b 2 I plus 4 next 5 J Kil D 5 5 2 i 4 2 I 2 I 2 i 4 inverse 4 by2 T inverse 4 by 2 inverse 4 by2 v a alpha cos inverse U do V ided UV cos i
nverse U Ro root 2 a square + sare question cos inverse de number divid Vector form D 5 j j five kilom Kil I that is 2 I + 2 + 4 2 2 4 i 4 Hour 1.25 hour 2 hour number I two two two or two four 4 kilm Hour 1.25 25 1.25 4 into 1.25 5 power k D 5 kilm 5 kilm x km y k x k y k Vector number Vector s is Vector 5 I cap plus 5 J cap K kilometer man man okay root over 5 sare 5 Square 5 root2 5 tk2 kilom okay v a beta 2 I + 4 J u u u say 2 I plus okay u u for okay do inverse Char by you clear next no for
2 I 2 i 4 i 4 5 again X number T tal to D ID D Big D 5 5 one hour next number X big X big X kilom okay number sh Vector S V 4 i r is 5 J Man 4 sare 5 sare clear for for okay3 i3 clear no for spe km Kish for for clear for for Fore fore for at u z cos Theta V cos Theta th 6 cosal 3al inverse by0 half 60 for 2 cos0 v v v 6 6 cos Theta 5 2 + 6 cos thetaa equal to 60° Theta 60° for number number tach or t poish for X by 5 greater than x by 2 cos 0° plus 6 cos Theta 5er than XX 5 greater than 2 cos 2
+ 6 cos Theta okay clear common sense for clear half cos Theta half cos Theta but half cos Theta equal 60 half inverse inverse cos inverse half 1 by 2or inverse u 2 2 + 2 + 6 6 c c 40 6 2 plus 6 six 2 3 M sorry 6.5 for 4. clear next for 1.5 kilom a AC km B AC .5 1.5 1.5 1.5 L L now tan 30° tan 30° tan 30° 1.5 kmid x x x a BC x bc x bc 1.5 divided tan 30° 3un 3x 2 by 1 Point 2.59 2 59 kilm AC AC a a to 1.5 km given a 1.5 km 1.5 1.5 divid ac. km okay 2. U + V cos Alpha cos 90 divided by D by V si
n Alpha 90 equal to UD by V UD by v x 2.59 u Man 4 d man 1.5 a v man 2.31 6 d by v a a a d by v d by v a for for for because 30 take okay inverse U by V cos inverse minus u v 2.31 66 cos inverse minus X cos inverse minus U by V cos inverse minus U by V Ma for for foree Al foreign fore fore okay v u minim d v minut for for t minim that is minimum V by v x UD by v d v d v by v d d u minute minute d v sin Al tal to D by V sin Al D D D okay d v man divided by sin Al t t minute Al Al s inverse for Al
pha equal to cos inverse minus U by V cos Alpha equal to minus U ID V cos Al equal to minus minus U ID v u good very good sin Square Alpha plus cos Square Alpha minus 1 minus 10 square divided 12 5 Square minus no root over answer 20 V man 20 minut minute inverse minus minus minus u manid v cause answer cause answer bar Answer Man minus minus answer minus answer minus B minus 20 m per minute ADV for sorry cos Alpha minus U by V cos Alpha alus V B minus answer 20e 20 for for for U by v x man U ma
n uas h spe Maybe okay bye
Comments