SOLUTION: Explain why the product of two conjugates never contain a square root. Thanks for your time and help with this explaination. Ramona

SOLUTION: Explain why the product of two conjugates never contain a square root. Thanks for your time and help with this explaination. Ramona

Algebra.Com

Question 391510: Explain why the product of two conjugates never contain a square root.
Thanks for your time and help with this explaination.
Ramona
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Suppose a and b are real numbers where b is not necessarily a perfect square. Then the product

is equal to

The square root terms cancel out.

=
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