Which set of polar coordinates describes the same location as the rectangular coordinates (3, 0)?

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).