Name___________________________________________________________		Date____________________

Unit  3 Answer Sheet


Objective 1 - Tangent Lines and Normal Lines

1) tangent: 16y+3x=8								
   normal: 3y=16x-31.625							   
   (another correct answer for 
    normal: 24y-128x=-253)



2) tangent: 25y=3x+48								
   normal: 3y+25x=234								    

3) tangent: 15x+y=-5 
   normal: 15y=x-301

4) tangent: 16x-y-28=0
   normal: x+16y-66=0

Objective 2 - Parametric Equations

(#1 should be 354.29 degrees not 35429 degrees)
(#3 should be 66 degrees not 67.89 degrees)

Objective 3 - Related Rates

							
(#1 should be .009 not .09)
2) 1.22 $/week								

3) o.3875 V/s
4) 13 1/3 ft/sec



Unit 3 Outline