Saved Bookmarks
| 1. |
Check whether g(x)=x+3 is a factor of the polynomial f(x)=x^5+3x^4-x^3-3x^2+5x+15. |
|
Answer» 0 is the answer... Step-by-step explanation: g(x)=x+3=0 =x=-3 f(x)=x⁵+3x⁴-x³-3x²+5x+15 =(-3)⁵+3(-3)⁴-(-3)³-3(-3)²+5(-3)+15 =-243+243+27-27-15+15 =0+0+0 =0 |
|