X^2+16X+65=(X+7)*(_____)+(2) x+7 | X^2 + 16X + 65 -7 | 1 16 65 | - -7 -63 ---------------- 1 9 2 Ans: (x+7)(x+9)+2
X^2+10X+27=(X+6)*(_____)+(3)
x+6 | X^2 + 10X + 27 -6 | 1 10 27 | - -6 -24 ----------------- 1 4 3 Ans: (x+6)(x+4)+3
Hope this helps,
Prabhat