Question

A power 4 + 4 a square B square + b 4 more than a 4 minus8 A square B square + b 44​

Answer 1

Solution:

Let x = a⁴+4a²b²+b⁴

y = a⁴-8a²b²+b⁴

According to the problem given,

x-y =(a⁴+4a²b²+b⁴)-(a⁴-8a²b²+b⁴)

= a⁴+4a²b²+b⁴-a⁴+8a²b²-b⁴

= 12a²b²

Therefore,

x is (12a²b²) more than y.

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