Question

factorize a2-b2+9c^2+6ca​

Answer 1

Answer:

Answer

a

2

b

2

−6abc+9c

2

=(ab)

2

+2×ab×(−3c)+(−3c)

2

Using a

2

+b

2

−2ab=(a−b)

2

=(ab−3c)

2