For what values of x is the expression below defined? x+4

Asinusoidal function whose frequency is 1/6pi

Astock has a 25% probability of increasing by $10 and a 75% probability of decreasing by $5. what is the stocks expected increase or decrease?

If after 5 years, 25 of the 1,000 people registered with bracken have gone through surgery, where does bracken stand in terms of gains or losses? a. $41,100 b. $39,700 c. −$36,600 d. −$37,500 e. −$43,000