What is A−1? A=[−2 −3
3 12]

Enter your answer by filling in the boxes. Enter any fractions as simplified fractions.
A−1 =

Item 8 an account earns simple interest. $700 at 8% for 6 years a. find the interest earned. $ b. find the balance of the account. $

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

Write the following as a base and exponent