6x^2-x-15=0
what is the number of different 7 digit number that can be made by rearranging the digits of 3053343?
x^2+24x+144=0
5a^2(3a^4+3b+2)
x^2-2x+1=0
(X+4)(X-5)=
x^2-4x+4=0
HCF of 28 36
x^2+6x+9=0