Which of these is a factor in this expression? 6z^4 - 4+9

Last updated: 7/21/2022

Which of these is a factor in this expression? 6z^4 - 4+9 (y³+6) A. (y³ + 6) B. 9 (y³ + 6) C. -4+9 (y³ + 6) D. 6z^4-4