Your Plus can't renew because you have used a prepaid card. I used a debit card.. PLEASE HELP

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?