7. If $10,000 is invested at an annual rate of 5% compounded continuously how long will it take for this investment to double? 8. Tom, Dick, and Harry are camping in their tents. If the distance between Tom and Dick is 153 feet, the distance between Tom and Harry is 201 feet, and the distance between Dick and Harry is 175 feet, what is the angle between Dick, Harry, and Tom? 153 ft Tom Dick Law od Cosines 175 ft 201? =1752+ 1532- 2(175) (153) Cos C 20+ ft Harry5. Build a trigonometric equation of the sine x with amplitude 6, a period of 31, a phase shift of 3nt/2, and a vertical shift of -4. 6. Given the trig equation f(x)= 6cos (2x - 2nt) + 3, find: Amplitude Period Phase shift Vertical shift 7. If $10,000 is invested at an annual rate of 5% compounded continuously how long will it take for this investment to double? Focus