SOLUTION: (7+ (square root of 3)(7 - square root of 3) I didn't know how to type the square root sign
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Question 77819: (7+ (square root of 3)(7 - square root of 3) I didn't know how to type the square root sign
Answer by uma(370) (Show Source): You can put this solution on YOUR website!
(7 + sqrt 3) ( 7 - sqrt3)
= 7^2 - (sqrt3)^2 [as (a + b)(a-b) = a^2 - b^2 ]
= 49 - 3
= 46
Good Luck
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