HI 



e M An. 4L 



8- ()*- 4 y 



Page* 39, 60. Bxamplea oo 



lie drat two ar n..t ; Hie third u. 8. Yea. 8. 8 ; 

 4 Ilito curve cnu the x-a*ia in the poinia (i, 0) and (3, 0); to cota II 



< point (0, "). 



6 1 he x-lntrrcrpu are S, and the y-lnterwpu are 4. 

 6 The x-intercrpu are - 8 2^3, and the y-intcrcepu are 8 V7. 



.0). 8. (0, 0> 



9. The four point* are : ( vTo, |>/o) ; the lengtha of the aklea at 

 S>/lo and 8Vtf; and the lengtha of the diagonal* are VH. 



10 !.. 11. }|vlS. 18. Yea. 13 Y 



/ DtoUnct poinu if /. 



14 ! >888L 18. ] Coincident point* if 6 m 1. 



( Imaginary poinu if 6>1. 

 18. r=^6VS. 17 



8. ia-*e + 



Page 63. Art. 43. 



-6y + 31=0; 3z - .'. y + 31 = 0; the origin to on the 

 tide of each of lbe line*. 



1. :i x, - 2 y = ; through the origin ; yea. 



3 s - y r.' ; z +y + 2 =0. 4. * + \/3f + W3 + fl O. 



Page 67 Art. 47. 



0. S. 



~4z-f y-0f + 4=0. 4. 



6. 



Pagee 79, 80. fliimplai oo ChapTer IV. 



= 11, x-y = 0, and ftx + f -21. 

 y = 1. r + y = .%y- = 3,and*4y^l=0. 



3 : iat(0, 1), nu)ioato2,e*ofotoleto * + ^-fy 



4 i)z-- f = 0; 0) Oz + 8|f-60; (7) * ~ r = 0. 

 d. y = | x + fl, /.f. 2 y - 3 x = 12. g. y = 4 r. 

 7 (Mx*-- tWy*H- 24 Tf-3)x-WOy ^ 776 = 0, 



8. 6x-3y-0xy-10x-hr-81 = 0, 9 y' = 



1Q (-o) + y4y 11 x*-3^=0, U Ux 



