Question

find the roots of eqn x² + 7x + 10 = 0​

Answer 1

Answer:

x²+7x+10 = 0

x²+5x+2x+10 = 0

x(x+5)2(x+5)=0

(x+2)(x+5) =0

x+2=0 ; x+5=0

x=-2 ; x= -5 .

Answer 2

Answer:

1. x
2. $x {}^{2} + 5x + 2x + 10 = 0$
3. x(x+5) +2(x+5) =0
4. (x+5) (x+2)=0