What is the maximum height of the apple equation which formula is -16x^2+56x+40

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

What is coefficient of the term of degree of degree 5 in the polynomial below

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?