Which statement regarding sets a, b, and c is true? if ac b and b = c, then acc if a + b and b c, then a#c if a e b and b c, then aec if a cb and b sa, then a - b = a

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

Which of the following expressions is equal to 2x^2+8

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.