SOLUTION: (sqrt.of 7-2sqrt.of 3) (sqrt of 7 + 2sqrt of 3)

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Question 98139This question is from textbook beggining algebra
: (sqrt.of 7-2sqrt.of 3) (sqrt of 7 + 2sqrt of 3) This question is from textbook beggining algebra

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
This problem is the same as: %28a-b%29%28a%2Bb%29=a%5E2-b%5E2
a=sqrt%287%29
b=2sqrt%283%29
sqrt%287%29%5E2-%282sqrt%283%29%29%5E2=7-4%2A3=7-12=-5
Ed