Simplify (6xy^3 )^(-3)×6x^3 y^2

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.