Question

Using factor
factor theorm factorise x4+x3-7x2-x+6​

Answer 1

Step-by-step explanation:

x²(x²+x-7) -x+6=0

x²+x-7=0

use formula method

x²-x+6=0

x²+3x-2x+6=0

x(x+3)-2(x+3)=0

x=-3 and x=2