SOLUTION: Multiply: {{{(sqrt10 + 5sqrt5)(sqrt10 - 5sqrt5)}}}
Type an exact answer, using radicals as needed.
Algebra.Com
Question 387935: Multiply:
Type an exact answer, using radicals as needed.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
This is (a + b)*(a - b)
= a^2 - b^2
------------
= 10 - 125
= -115
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