Which choice is equivalent to the product below of the acceptable values of x? square root of x+2 times the square root of x-2 A. square root of x^2
b. square root of x^2+4
c. square root of x^2-4
d. x

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