Find and classify all critical points of f(x, y) = 1 3 x3 + 1 3 y3 − 1 2 x2 − 11 2 y2 + 30y + 19. (Order your answers from smallest to largest x, then from smallest to largest y.) critical points classification (x, y) = (x, y) = (x, y) = (x, y) =

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr2. write your answer in scientific notation.

Write the ratio as a fraction in lowest terms 1 1/3 to 1 2/3