Given cotA= 20/21 ​ and that angle A is in Quadrant I, find the exact value of csc A in simplest radical form using a rational denominator.

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

How do i i solve this equation? -18 = x/3 + 3

If log_3(x)=4.5 and log_3(y)=3, what is log_3(x^2/y)? a. 3b. 6.75c. 6d. 1.5