Question

Factorise :
x2 + 8x + 16​

Answer 1

Answer:

${x}^{2} + 8x + 16$

${x}^{2} + 4x + 4x + 16$

$x(x + 4) + 4(x + 4)$

$(x + 4)(x + 4)$

Step-by-step explanation:

Hope it helps you out......

Answer 2

Answer:

(x+4) (x+4) =(4+x)^2

Step-by-step explanation:

x^2=x*x

8x=2*4*x

16=4*4

Using identity (a+b) ^2=a^2+2ab+b^2

x+8x+16=(4+x) (4+x) =(4+x)^2