SOLUTION: Multiply (9+ the square root of 10) by (9- the square root of 10). Simplify and type an exact answer using radicals as needed.

SOLUTION: Multiply (9+ the square root of 10) by (9- the square root of 10). Simplify and type an exact answer using radicals as needed.

Algebra.Com

Question 401431: Multiply (9+ the square root of 10) by (9- the square root of 10). Simplify and type an exact answer using radicals as needed.
Answer by sofiyac(983) (Show Source): You can put this solution on YOUR website!

you use the difference of squares formula here

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