"Rare thing" probability problem | Desmos

Expression 4: "P" Subscript, 2 , Baseline equals StartFraction, 100 Over "P" , EndFraction equals 5000

equals

5000

4

Expression 5: "f" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis equals 100 left parenthesis, 1 minus Start product from "n" equals left parenthesis, 1 minus StartFraction, "S" Over 100 , EndFraction , right parenthesis StartFraction, 100 Over "P" , EndFraction plus 1 minus "x" to left parenthesis, 1 minus StartFraction, "S" Over 100 , EndFraction , right parenthesis StartFraction, 100 Over "P" , EndFraction , end product, StartFraction, "n" Over StartNestedFraction, 100 NestedOver "P" , EndNestedFraction , EndFraction , right parenthesis Has graph. To audio trace, press ALT+T.

5

Expression 6: "f" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis equals 100 left parenthesis, 1 minus Start product from "n" equals "S" Subscript, 2 , Baseline "P" Subscript, 2 , Baseline plus 1 minus "x" to "S" Subscript, 2 , Baseline "P" Subscript, 2 , Baseline , end product, StartFraction, "n" Over "P" Subscript, 2 , Baseline , EndFraction , right parenthesis

6

Expression 7: "f" Subscript, 3 , Baseline left parenthesis, "x" , right parenthesis equals "S" plus "P" "x" Has graph. To audio trace, press ALT+T.

7

8

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