Find the equation in standard form of the ellipse whose foci are F1(-8,0) and F2(8,0), such any that for any point on it, the sum of its distance from the foci is 20. i really need the answer for my homework plss=)
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Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.