Question

factorise a to the power 4 - 2 a square B square + b to the power 4​

Answer 1

Answer:

(a^2-b^2) (a^2-b^2)

Step-by-step explanation:

a^4-2a^2b^2+b^4

a^4 - a^2b^2 - a^2b^2 + b

a^2(a^2 - b^2) - b^2(a^2- b^2)

(a^2-b^2) (a^2-b^2)

Answer 2

Answer:

(a-b) ^2(a+b) ^2

Step-by-step explanation:

(a-b) ^2(a+b)^2