Question

Q.24.Factorise:a2+b2-2ab+2bc-2ca.​

Answer 1

Answer:

(a + b) (a + b + 2c)

Step-by-step explanation:

a² + b² + 2ab + 2bc + 2ac

We know, x² + y² + 2xy = (x + y)

Applying formula,we get

= (a + b)² + 2(bc + ca)

= (a + b)² + 2c(b + a)

= (a + b) (a + b + 2c)    (Ans)

Answer 2

Answer:

answer is in the photo............