SOLUTION: Find the value of each expression. Show your work. 1.) 15p4 2.) 9p3 3.) 10c4

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Question 884205: Find the value of each expression. Show your work.
1.) 15p4
2.) 9p3
3.) 10c4

Answer by Edwin McCravy(20054)   (Show Source): You can put this solution on YOUR website!

1.) 15p4 = start with 15 come down 4 factors: 15*14*13*12 = 32760   
2.) 9p3 = start with 9, come down 3 factors: 9*8*7 = 504
3.) 10c4 = NUMERATOR = start with 10 come down 4 factors
           DENOMINATOR = start with 4 come down 4 factors =  = cancel and multiply = 210

Edwin

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