please help me I will Mark you brainlist
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hi friend how are you have a nice day friend
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Step-by-step explanation:
⭐( a²+ b²) = (a-b) (a+b).
⭐[(a-b) (a+b)] ²= (a²-b²) ( a²+b²).
⭐So, (a²×a²) + (b²×b²) + (a²×b²) + ( b²×a²).
⭐Now, (a²+²) + ( a²b²) + (b²a²) + (b²+²).
⭐So, (a²+b²)²= a⁴+ 2a²b²+ b².
Hope it helps !!
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