Question

Q1. Factorise the following:-
1). (a+b)⁴+4
2). (a²-b²)(x²-y²)+4abxy

Q2. If x=3+2√2, find x³-1/x³.

If you have any confusion in reading value of X, then in words it can be said like this:-

x equals to three plus two root two​

Answer 1

Answer:

Step-by-step explanation:

1.A4 - 4A3B + 6A2B2 - 4AB3 + B4

2.