Awooden horse on a merry-go-round moves 12 inches above and 12 inches below its center position. it takes the horse 10 seconds to make 1 complete up-and-down movement.
write an equation that gives the horse's vertical position y at a time if the horse is at its center position when t=0.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

The trigonometric ratios sine and secant are reciprocals of each other

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.