Examples > Trigonometry > Graphing Trigonometric Functions > Amplitude, Period, and Phase Shift. Use the form to find the variables used to find the amplitude, period, phase shift, and vertical shift. Find the amplitude (). Find the period using the formula . The period of the function can be calculated using . Replace with in the formula for period.
Provera and Ovulation Stimulation. When prescribed for women trying to get pregnant, Provera is usually given for 10 days. After that time a woman can expect bleeding from two to 10 days later.
How long does it take birth control pill to start working? My girlfriend just started taking birth control pills, and a doctor at Planned Parenthood said she only had to wait 5 days, but I've been researching it and have found either at least 7 days or as long as a month. She started taking it about a week and a half before her period.