share 360 buttons between John and Susan so that John's share and Susan's share are in the ratio 5:7

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

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Factor the polynomial expression x6 – x3 – 20