Question

Algebra2?

Answer 1

i think you should set the equation equal to 0 and then plug in 0 and 2pi for t

Answer 2

\[7\cos(2t)-3=0\] then plug in 0 and 2pi for t

Answer 3

its one at a time not at the same time

Answer 4

oh ok!

Answer 5

waiiiiiiitttttt!! let me correct myself

Answer 6

ok!

Answer 7

you have a graphing calc like a ti-83 or ti-84?

Answer 8

no i dont

Answer 9

i will post up the link where you can get the decimal easily

http://www.wolframalpha.com/input/?i=cos+inverse+of+%283%2F7%29%2F2

there you go and the decimal should be about .564

Answer 10

oh ok I get it!

Answer 11

i gotta go now but message me later and ill hit you back up

Answer 12

lol okay

Answer 13

Thanks again!