What is the r value of the following geometric sequence? a. 1/2
b. 3
c. 1/3
d. 2
e. none of the above

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y