Question

5.
The roots of x3-12x2 + 39x - 28 = 0 are.
1) 1,-4,7
2) 1, 4, -7
3) 1, 4, 7
4) 1, -4,-​

Answer 1

Answer:

answer is 1,4,7 option 3 please mark as the brainliest