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Question
Add the following expressions:
uv – vw, vw – wu and wu – uv
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Solution
We have, uv – vw + (vw – wu) + (wu – uv)
= uv – vw + vw – wu + wu – uv
On combining like terms,
= uv – uv – vw + vw – wu + wu
= 0 + 0 + 0
= 0
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