Mathematics, 06.09.2020 14:01 juli8350
( x – y ) = 6 and xy = 16 then ( x + y ) = ? a) 100 b)10 c) 22 d) 4 hint : [ (x + y ) = √(x − y) 2 + 4xy]
Answers: 2
, that is
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= 10 → b
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( x – y ) = 6 and xy = 16 then ( x + y ) = ? a) 100 b)10 c) 22 d) 4 hint : [ (x + y ) = √(x − y) 2 +...
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