Write an equavalent expression for 1 over y^ -1/4 using positive exponents

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?

Arectangular yard has area 96 square feet. if the width of the yard is 4 feet less than the length