Find continued product (√a+√b)(√a-√b)(a-b)(a^2+b^2)
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First multiply the root number
(√a -√b) (√a+ √b)
==>
(√a√a - √ab +√ab -√b√b
==>
(√a^2 - √b^2)
==>
(a-b)
Now
(a-b) (a-b) (a^2+b^2)
==>
(a-b)^2 (a^2 +b^2)
Hope it's helpful
First multiply the root number
(√a -√b) (√a+ √b)
==>
(√a√a - √ab +√ab -√b√b
==>
(√a^2 - √b^2)
==>
(a-b)
Now
(a-b) (a-b) (a^2+b^2)
==>
(a-b)^2 (a^2 +b^2)
Hope it's helpful
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