faktorisasi 1+3p-18p2

dikalikan minus 1
18p²-3p-1
(6p+1)(3p-1)

1 + 3p -18p²
= 18P² - 3p - 1
= 18p² +3p - 6p - 1
= 3p(6p + 1) - 1(6p + 1)
= (3p - 1) (6p + 1)

semoga dapat membantu... ^^