Ques1 If in a quadratic equation ax2+bx+c=0,value of a is zero then it become a --------equation. Q2.Solve for x by Factorisation a) 3√+25x+10√=0 b) 3x2-2√ + = c) 2x2-ax+a2=0 Q3.If -5 is a root of the quadratic equation2x2+px-15=0 and the quadratic equation p(x2+x)+k =0 has equal roots find the value of k. Q4.Find K if the difference of roots of the quadratic equationx2-5x+(3k-3)=0 is 11. Q5.Solve by using quadratic formula abx2+(b2-ac)x-bc=0 Q6. If the roots of the quadratic equation (b-c)x2+(c-a)x+(a-b)=0 are equal prove 2b=a+c.
Share
0 Replies