Q.18. If the equation a x 2 + b x + c = 0 a n d c x 2 + b x + a = 0 may have a common root, then prove that a + b + c or a - b + c = 0. Share with your friends Share 0 Hari Shankar answered this Dear student see the image hope this information helpful for you Regards 0 View Full Answer Pratham Agarwal answered this Djd 1