Refer to Narrative 11-1. You wish to have $17,000 in 11 years. Find how much you should invest now at 12% interest, compounded quarterly in order to have $17,000, 11 years from now. Then calculate the amount of interest.

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?