A dance studio charges $12 per dance class. The studio is offering a 15% discount if you pay a set of 5 classes now. How much does it cost to buy 5 classes with this offer?

given : the shape of his satellite can be modeled by   where x and y are modeled in inches.

now,the given equation   is a equation of parabola.

here, coefficient of x is positive, hence the parabola opens rightwards.

on comparing this equation with standard equation , we get

in standard equation, coordinates of focus=(0,m)

thus for given equation coordinates of focus=(0,1.5)

step-by-step explanation:

b. b < 1 might be the correct answer