4 Logarithmic Functions Every function of the form f (x) = a x passes the Horizontal Line Test and therefore must have an inverse function. This inverse function is called the logarithmic function with base a. 5 Logarithmic Functions The equations y = log a x and x = a y are equivalent.
Measles, Mumps and Rubella (MMR) vaccine. Disadvantages to the MMR vaccine. A vaccine, like any medicine, is capable of causing serious problems, such as severe allergic reactions.The risk of MMR vaccine causing serious harm, or death, is extremely small.Mild problems include: Fever (up to 1 person out of 6) Mild rash (about 1 person out of 20) Swelling of glands in the cheeks or neck (rare) If these problems occur, it is usually within 7-12 days after the shot. Moderate problems include:he risk of MMR vaccine causing serious harm, or death, is extremely small. Mild problems include: Fever (up to 1 person out of 6) Mild rash (about 1 person out of 20) Swelling of glands in the cheeks or neck (rare) If these problems occur, it is usually within 7-12 days after the shot. Moderate problems include:
MMR vaccine side effects. The MMR vaccine is very safe and most side effects are mild and short-lived. Because the MMR vaccine combines three separate vaccines in one injection, each vaccine can cause different side effects that can happen at different times.There's less chance of side effects after the second dose of MMR than the first.onitoring safety and side effects of the MMR vaccine. The Yellow Card Scheme allows you to report suspected side effects from any medicine you are taking. It is run by a medicines safety watchdog called the Medicines and Healthcare products Regulatory Agency (MHRA).