Question 1 [1 mark]
5b
Mark scheme
- A [1] — cao 5b
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5b
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6y
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5a
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3x
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7xy + x
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8ab - a
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mn + 5m
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9pq - 3p
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rs + r
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6c
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6a - 2b
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7x + 2y
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5m + 3n
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3p + 3q
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10c - 2d
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2m²n + 3mn²
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7x²y + 2xy²
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5a²b + ab²
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7p²q - 2pq²
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5r²s + 3rs²
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7x + 2
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8a - 23
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9b - 4
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5c - 23
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14d + 18
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8x² + x
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6y² + 2y
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4a² + 6a
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9b² - 4b
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3m² - 2m
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