Question

3 1 2 7
+-X2 -X X-+1-
4 2
. 2 3 8 4
x2​

Answer 1

Answer:

+x−5x−4=310

⇒(x−3)(x−5)(x−2)(x−5)+(x−3)(x−4)=310

⇒x2−8x+15x2−7x+10+x2−7x+12=310

⇒x2−8x+152x2−14x+22=310

⇒3(2x2−14x+22)=10(x2−8x+15)

⇒6x2−42x+66=10x2−80x+150

⇒10x2−80x+150−6x2