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NAND LAL PUBLICATION-ALGEBRAIC EXPRESSIONS -EXERCISE 12.2
- Simplify combining like terms: p – (p – q) – q – (q – p)
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- Simplify combining like terms: 3a – 2b – ab – (a – b + ab) + 3ab + b –...
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- Simplify combining like terms: 5x^2y – 5x^2 + 3yx^2 – 3y^2 + x^2 – y^2...
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- Simplify combining like terms: (3y^2 + 5y – 4) – (8y – y2 – 4)
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- ਜੋੜੋ:- 3mn, -5mn, 8mn, -4mn
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- Add: t – 8tz, 3tz – z, z – t
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- Add: – 7mn + 5, 12mn + 2, 9mn – 8, – 2mn – 3
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- Add: a + b – 3, b – a + 3, a – b + 3
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- Add: 14x + 10y – 12xy – 13, 18 – 7x – 10y + 8xy, 4xy
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- Add: 5m – 7n, 3n – 4m + 2, 2m – 3mn – 5
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- Add: 4x^2y, – 3xy^2, –5xy^2, 5x^2y
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- Add 3p^2q^2 – 4pq + 5, – 10 p^2q^2, 15 + 9pq + 7p^2q^2
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- Add ab – 4a, 4b – ab, 4a – 4b
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- Add x^2 – y^2 – 1, y^2 – 1 – x^2, 1 – x^2 – y^2
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- Subtract: –5y^2 from y^2
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- Subtract: 6xy from –12xy
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- Subtract: (a – b) from (a + b)
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- Subtract: a (b – 5) from b (5 – a)
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- Subtract: –m^2 + 5mn from 4m^2 – 3mn + 8
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- Subtract: – x^2 + 10x – 5 from 5x – 10
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