Question

a is about

Answer 1

\[cos(32)=\frac{17}{a}\]
\[a=\frac{17}{cos(32)}=20\] rounded

Answer 2

http://openstudy.com/groups/mathematics#/groups/mathematics/updates/4ddf0561c9a28b0bf86663c2

Answer 3

This post you are sending people to, Dumbcow showed you how to do it already.

Answer 4

yea but i don't get the c question were saying

Answer 5

you can do it using partial fractions to i think. it is a pain

Answer 6

oops wrong post

Answer 7

ignore the previous comment

Answer 8

that a okay