Question

Which of the following is a solution of the equation: 3x4 – 2x3 + 26x2 – 18x – 9 = 0
A) 3
B) 1
C) -3
D) 1/3

Answer 1

1

Answer 2

Just plug them in and check if the equation is true...

Answer 3

you can try plugging them in to see if they equal zero, or do factoring methods if you know them, look them up though if you don't