04-19-2022, 04:34 PM
@BRAHMA BLUES
Sir in question 20 is the ans 7
but i got is x(x+4)=77
x^2+4x=77
x^2+4x+2^2=77+4
(x+2)^2=81
x+2=route81
=9
will this be correct
Sir in question 20 is the ans 7
but i got is x(x+4)=77
x^2+4x=77
x^2+4x+2^2=77+4
(x+2)^2=81
x+2=route81
=9
will this be correct