What is the product of the polynomials below?
(4x3 + 2x2 + 3x + 4)(4x + 4)
a. 16x4 + 24x3 + 20x2 - 28x - 16
b. 16x4 + 24x3 + 20x2 + 28x + 16
c. 16x4 + 8x3 + 4x2 + 4x + 16
d. 16x4 + 16x3 - 4x2 + 28x + 16

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

Ill mark the brainliest if you me with the these three questions 7,8,9

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way