Question

If x-2 is a factor of x²+ax+b and a+b=1 then the value of a and b are :
*a=5, b=-6 **a=6, b=5
***a=-5, b=6 ****a=-6, b=5

Answer 1

Answer:

x-2

x=2

xsq+ax+b

2sq+a(2)+b

4+2a+b

-6a=b

a=b/-6

now

a+b=1

a+(-6)=1

a=1+6

a=7

7=b/-6

b=7x-6

b=-42