Question

O=a+s-dて
how to solve this plz help ​

Answer 1

Answer:

(r-2)(2r-1)

Step-by-step explanation:

2r^2-4r-r+2=0

2r(r-2)-(r-2) =0

(r-2)(2r-1)=0

r-2=0 or 2r-1=0

r=2 or r=1/2

hope it helps ☺☺