8less than the product 13 times a number x is less than or equal to -32.

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Ineed in figuring out this problem.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)