The area of a circle, in terms of at, is 767 m2 Find the value of the radius.
Give your answer as a simplified surd.

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.

Which graph of a hyperbola represents the equation 16x^2-y^2=16

Identify the number as a rational or irrational.explai. 291.87