Plz solve this question no links plzz I NEED WRITTEN.ON.PAPER Plz solve this question no links plzz I NEED WRITTEN.ON.PAPER THURSDAY 02 • DAY Share with your friends Share 0 Neha Sethi answered this Dear student We havek+6x2+5k-3x+k+1=0If the quadratic equation ax2+bx+c=0 has equal roots⇒Discriminant D=b2-4ac=0On comapring with general form, we geta=k+6, b=5k-3 and c=k+1So, we have5k-32-4k+6k+1=0⇒25k2+9-30k-4k2+k+6k+6=0⇒25k2+9-30k-4k2+7k+6=0⇒25k2+9-30k-4k2-28k-24=0⇒21k2-58k-15=0⇒k=--58±-582-421-15221 using quadratic formula⇒k=58±3364+126042⇒k=58±6842⇒k=3 or k=-521 Regards 0 View Full Answer
