If cosx = tanx, determine all possible values of sinx. in not sure how to do this question. i just wrote sinx = cos^2x but i think there is more to this problem. any ideas tnx a million

If , then



for . This is definitely the case, since is undefined if . Now, , so we have



or and . One of these solutions is larger than 1 in absolute value, but , so we omit that solution, leaving us with



for integers , which follows from the fact that has period .

Did you get there answer to 44?