Question

Please help me how to do this?.
Use a graphing calculator to solve the equation -3 cos t = 1 in the interval from 0 is less then theta is less then 2 pai. Round to the nearest hundredth.

Answer 1

Can any body do this please?

Answer 2

yes of course
it does say use a graphing calculator right?

Answer 3

Yes please

Answer 4

http://www.wolframalpha.com/input/?i=-3cos%28x%29%3D1+domain+0..2

Answer 5

Yes please

Answer 6

i get about \(1.91\)

Answer 7

After that what should need to do?

Answer 8

@statelignt are you there?

Answer 9

I don't understand how you get that?