Find the nth term of this sequence. b) Here are the first four terms of a quadratic sequence.
The nth term of this sequence is an2 + bn + C.
1
11
27
49
Find the values of a, b and c.

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?