SOLUTION: solve the following equation (√2 +√3)(√2-√3)=

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Question 193998: solve the following equation
(√2 +√3)(√2-√3)=
Answer by orca(409) About Me  (Show Source):
You can put this solution on YOUR website!
Use the formula %28a%2Bb%29%28a-b%29=a%5E2-b%5E2
So
%28sqrt%282%29%2Bsqrt%283%29%29%28sqrt%282%29-sqrt%283%29%29
=%28sqrt%282%29%29%5E2-%28sqrt%283%29%29%5E2
=2-3
=-1