Sagot:
Ang kusyente ay # = d ^ 3-4d ^ 2-8d-15 #
Paliwanag:
Magsagawa ng mahabang dibisyon upang makakuha ng quotient
#color (white) (aaaa) ## d ^ 4-6d ^ 3 + 0d ^ 2 + d + 17 ##color (white) (aaaa) ##|## d-2 #
#color (white) (aaaa) ## d ^ 4-2d ^ 3 ##color (white) (aaaaaaaaaaaaaaaaa) ##|## d ^ 3-4d ^ 2-8d-15 #
#color (white) (aaaaa) ## 0-4d ^ 3 + 0d ^ 2 #
#color (white) (aaaaaaa) ## -4d ^ 3 + 8d ^ 2 #
#color (white) (aaaaaaaa) ## -0-8d ^ 2 + d #
#color (white) (aaaaaaaaaaaa) ## -8d ^ 2 + 16d #
#color (white) (aaaaaaaaaaaaaa) ## -0-15d + 17 #
#color (white) (aaaaaaaaaaaaaaaaaa) ## -15d + 30 #
#color (white) (aaaaaaaaaaaaaaaaaaaa) ##-0-13#
Ang kusyente ay # = d ^ 3-4d ^ 2-8d-15 #
Ang natitira ay #=-13#
# (d ^ 4-6d ^ 3 + 0d ^ 2 + d + 17) / (d-2) = d ^ 3-4d ^ 2-8d-15-13 / (d-2) #
