What is the simplified form of each expression? -(4)^-2
a. -1/-2^4

b.4^2

c.1/4^2

d. -1/4^2

Find the value of the cosine for angle a

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar