Question

Precalc vector problems, please help? I'm really confused. I was assigned 15-29, odds only. I already did 15-17. Problems will be attached.

Answer 1

If someone could explain just a couple of the problems to me, that would be really helpful!

Answer 2

have you found the angles and lengths?

Answer 3

Just s and u because that's what I assigned. s is 1.4cm, 45° and u is 3.0cm, 340°

Answer 4

r is 2.6cm, 128° and t is 2.1cm, 14°

Answer 5

Please help me!

Answer 6

Okay, I got 19-23, but I keep getting 7.5cm for #25 and it's supposed to be 8.2cm?