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anonymous
 4 years ago
(7 plus square root of 3) (7 minus square root of 3) HELP MEEE!
anonymous
 4 years ago
(7 plus square root of 3) (7 minus square root of 3) HELP MEEE!

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campbell_st
 4 years ago
Best ResponseYou've already chosen the best response.0this is the difference of 2 squares.... square 7 and then subtract (root 3)^2

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0can you explain more please?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1327559942549:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0thanks, that was correct :)

campbell_st
 4 years ago
Best ResponseYou've already chosen the best response.0in binomial expansion, same terms in both sets on brackets with a different operator is called the difference of 2 squares... to expand just square each term and subtract. both brackets have 7 and root 3.... the difference is the 1st bracket has a  and the 2nd a +
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