Among all pairs of numbers (x, y) such that 2x+y=14, find the pair for which the sum of squares, x^2+y^2, is minimum. Write your answers as fractions reduced to lowest terms.

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Which is the focus of a parabola with equation y2=4x