Question

The factorisation of x²+8x+16 is​

Answer 1

$[]\huge\underbrace\blue{Answer}$

Step-by-step explanation:

Given: x2−8x+16 . We find two numbers, say a and b , such that a+b=−8 and ab=16 .

Answer 2

Step-by-step explanation:

${x}^{2} + 8x + 16 \\ = {x}^{2} + 4x + 4x + 16 \\ = x(x + 4) + 4(x + 4) \\ = (x + 4)(x + 4) \\ x = - 4. - 4$