Question 942925
{{{X^2+6X+A=(X+B)^2}}}
Take the coefficient of the x term (6) , divide by 2 (6/2)=3  this is B. Find the square of B {{{3^2=9}}} This is A,  A=9 giving {{{X^2+6X+9=(X+3)^2}}} There is no single answer for both question marks.