Simplify the expression (3x^2y^-3)^3/27(xy)^-9?

What does the relationship between the mean and median reveal about the shape of the data

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2