Question

If the factors of x + 8 × + 16 are (x + m) (x + m), then the value of m is ____________.​

Answer 1

Answer:

4

Step-by-step explanation:

x^2 +8x +16=0

x^2+4x +4x+16=0

x(x+4)+4(x+4)=0

(x+4) (x+4)=0

(x+4)

x= -4

and , similarly

x= -4