help me plzzzzz. I'll mark u as brainliest
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x - y = 5 ---- (1)
xy = 6 ---- (2)
We have,
(x - y)^2 = (x + y)^2 - 4xy
=> (5)^2 = (x + y)^2 - 4(6)
=> 25 = (x + y)^2 - 24
=> (x + y)^2 = 49
=> x + y = 7
Answer - Option (3)
#BeBrainly
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