x = A sin â¡ ( Ï [ t â K ] ) + b , {\displaystyle x=A\sin(\omega [t-K])+b\ ,}. 1  A is the amplitude (or peak amplitude), 2  x is the oscillating variable, 3  Ï is angular frequency, 4  t is time, 5  K and b are arbitrary constants representing time and displacement offsets respectively.
Modeling agency. A modeling agency is a company that represents fashion models, to work for the fashion industry. These agencies earn their income via commission, usually from the deal they make with the model and or the head agency. The top agencies work with big-budget advertising agencies and fashion designers.
Models earned an average of $11.22 per hour in 2006. The middle 50% made between $9.52 and $14.42. Only 10% of models made less than $7.67 while the top 10% made more than $18.68 per hour. Pay rates for models depend on a variety of things such as the type of modeling, experience, and reputation.Female models usually earn more than male models. Sometimes a model may receive clothing or a clothing discount in addition to or in the place of a salary.ay rates for models depend on a variety of things such as the type of modeling, experience, and reputation. Female models usually earn more than male models. Sometimes a model may receive clothing or a clothing discount in addition to or in the place of a salary.