Hannah made a deposit into her savings account at a simple annual interest rate of 5%. hannah earned $3600 in interest after 8 years. what amount did hannah originally deposit?
a. $4500
b.$7200
c.$9000
d.$12,600

Which triangles area would be calculated using the trigonometric area formula

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)