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Addition and Subtraction of Algebraic Expressions

g Add the fol...

Question

Question 57 (g)

Add the following expression:

uv - vw, vw - wu and wu-uv

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Solution

We have,
uv - vw, vw - wu and 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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Addition and Subtraction of Algebraic Expressions

Standard VII Mathematics

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