Rich is attending a 4-year college. as a freshman, he was approved for a 10-year, federal unsubsidized student
loan in the amount of $7,900 at 4.29%. he knows he has the option of beginning repayment of the loan in 4.5
years. he also knows that during this non-payment time, interest will accrue at 4.29%

step-by-step explanation:

well if you round, things become much more simple. round 5.95 to 6, 4.25 to 4, and 1.05 to 1. now, add 6+4+1 and that would equal 11. so the items together would equal to about $11.

step-by-step explanation:

we have

using a graphing tool

see the attached figure

this is a quadratic equation (vertical parabola) open up

the vertex is a > vertex

the domain of the function is all real > interval (-∞,∞)

the range of the function is the > [-6.125,∞)

the function has two x->   and

the function is increasing over the > (0.25,∞)

the function is decreasing over the > (-∞,0.25)

66% of the price that was mark on the bottom