Student Solution

-->

"Education is the most powerful weapon which you can use to change the world”
– Nelson Mandela

1 University

1 Course

1 Subject

Week 7 Workbook

Week 7 Workbook

Q Instructions Please complete the following exercises from the Precalculus: Pathways to Calculus Workbook: 1. Module 8, Investigation 2 Actions : 1,2 2. Module 8, Investigation 3 Actions : 1-3 3. Module 8, Investigation 4 Actions :1-4 It is recommended that you complete one of these investigations every two days, rather than wait until the last minute. Complete, at least, Module 8, Investigation 2 to participate in the Discussion. Submission Details Submit your answers for: • Mod 8, Inv 2, #1 part c • Mod 8, Inv 3, #1 part d • Mod 8, Inv 4, #2 Save your submission so you can also bring it to the Week xxxx Discussion. In the discussion, you will share your ideas and approaches to solving this week's workbook problems. This Assignment is worth 10 points. Due Saturday of Week 7 at Midnight.

View Related Questions

Solution Preview

Week 7 Workbook Mod 8, Inv 2, #1 part c using the method of similar triangles: 5/5.5=12/x 5x=66 x=66/5=13.2 ft Mod 8, Inv 3, #1 part d r=r y=r*sin?(?) x=r*cos?(?) r^2=y^2+x^2 r^2=(r*sin?(?) )^2+(r*cos?(?) )^2 Mod 8, Inv 4, #2 DF=1.71*sin?(48.5)=1.28 miles CF=1.71*cos?(48.5)=1.13 miles FE=2.65-1.13=1.52 miles DE=?(?1.52?^2+?1.13?^2 )=1.89 miles the ships are approximately 1.9 miles away from each other.