SOLUTION: How do I solve: (3+square root -5)(7-square root -10)?

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Question 98339This question is from textbook college algebra
: How do I solve: (3+square root -5)(7-square root -10)? This question is from textbook college algebra

Found 2 solutions by checkley71, mathslover:
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
3+SQRT-5
7-SQRT-10 NOW MULTIPLY:
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21+(7SQRT-5)-(3SQRT-10)-(SQRT[-5*-10])
21+(7SQRT-5)-(3SQRT-10)-(SQRT50)
21+(7SQRT-5)-(3SQRT-10)-(5SQRT2) ANSWER.

Answer by mathslover(157) About Me  (Show Source):