PLEASE HELP!! In how many ways can the top six seeds (rankings) be chosen from nine players on a tennis team? *SHOW YOUR WORK!*

a.) 362,800
b.) 60,480
c.) 720
d.) 84

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.