Consider the vector v= (5,8)
A. What is the angle between v= (5, 8) and the positive x-axis?
B. Write v in the form (|v|costheta,|v|sintheta)

For a, is the answer 8/5? Or do i express it in radians?

Question

Consider the vector v= (5,8)
A. What is the angle between v= (5, 8) and the positive x-axis?
B. Write v in the form (|v|costheta,|v|sintheta)

For a, is the answer 8/5? Or do i express it in radians?

anonymous · Answer

for question let X be the vector X (1.0) and then find the angle between X and v ; it s the same as angle between v(5.8) and x positive axis

anonymous · Answer

for more details just ask and i ll show u more how to do

kalli · Answer

I'm confused lol i dont know what to do, i asked someone for help and they said the answer should be 8/5 but idk

anonymous · Answer

ok i ll show you how exactly to do this

anonymous · Answer

A answer is 18.5 degree

kalli · Answer

@Thesn1 how did you get that?