Find the partial fraction decomposition for 1/n(n+1) by finding the value of a that makes the equation below true for all n except 0 and −1.1/n(n+1)=a/n - 1/(n+1)

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score