Explain well plzz will mark the brainliest!
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33. use formula
(x+y+z)^2 = x^2 +y^2 +z^2 + 2(xy+yz+ zx)
0 = 20 + 2(xy + yz + zx )
(xy + yz + zx ) = -10
32 question in the picture
if you found any difficulty please ask in comment box I would like to help you in this question and any other question.
(x+y+z)^2 = x^2 +y^2 +z^2 + 2(xy+yz+ zx)
0 = 20 + 2(xy + yz + zx )
(xy + yz + zx ) = -10
32 question in the picture
if you found any difficulty please ask in comment box I would like to help you in this question and any other question.
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kanikamalhans:
thnkss
welcome dear
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hey mate here is ur answer
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