Find all solutions to the equation.
6 cos 2t+9 cost= - 3
Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.
OB. t
A. +=+n, where n is any integer.
(Type exact answers, using a as needed. Use integers or fractions for any numbers in the expression.)
+ norta n, where n is any integer.
(Type exact answers, using a as needed. Use ascending order. Use integers or fractions for any numbers in the expression.)
OC. + n, t=
n, orta n, where n is any integer.
(Type exact answers, using a as needed. Use ascending order. Use integers or fractions for any numbers in the expression.)
OD. There is no solution.
t=
+
+