For which values is this expression undefined?

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

How do i put 3(x+7) in distributive property