Solve the following equation in the interval [0, 2 (cos(t))^2=12

Question

Solve the following equation in the interval [0, 2 ].Note: Give the answer as a multiple of . Do not use decimal numbers. The answer should be a fraction or an integer. Note that  is already included in the answer so you just have to enter the appropriate multiple. E.g. if the answer is  you should enter 1/2. If there is more than one answer enter them separated by commas.

(cos(t))^2=12

Answer 1

cos² t = 12

cos t = ±2 √ 3

Impossible. Review your post for accuracy!