Question

Factorise
a²+2ab+b²-c²​

Answer 1

Answer:

-2a^3b^3c^2 this is the answer

Answer 2

Answer:

The answer is $(a+b-c)(a+b+c)$

Step-by-step explanation:

  $a^2+2ab+b^2-c^2$

• Using $x^2+2xy+y^2=(x+y)^2$

$=(a+b)^2-c^2$

• Using $x^2-y^2=(x-y)(x+y)$

$=(a+b-c)(a+b+c)$