Find one solution graphically and then find the remaining solutions using synthetic division.
-3x4 + 2x3 - 76x2 - 50x + 25 = 0
A) -5, 5, -1, 13
B) 5, -1, 13
C) 5, -5, 1, - 13
D) 5, -5, 1, -1

Question

Quizplus · Accepted Answer

-5 is a solution because 3(-5)4 + 2(-5)3 - 76(-5)2 - 50(-5) + 25 = 0. To find the remaining solutions, use synthetic division:-5 | 3   2  -76  -50   25     |   -15 -10   30   25     |   3  -13   -46    0So the remaining solutions are -13, 1, and 5.

Find One Solution Graphically and Then Find the Remaining Solutions