Graph a parabola whose x-intercepts are at x=-3 and x=5 and whose minimum value is y=-4

i think the answer is 90 hope this

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be