Amaravillasis00id Amaravillasis00id Math Answered 20. What is the complete factored form of 1 + 27yº? a. 10(1 +3y)(1 + 3y +9y2) c. 10(1 +3y)(1 - 3y +9y2) b. 10(1-3y)(1 - 3y + gy) d. 10(1-3y)(1 + 3y +9y2)