Trying to find the right answer to this..

ab x (a - b) = ab x a + abx (-b) = (1 x1) x ab x a + [1 x (-1)] x ab x b = 1 x a 2 x b + (-1) x a x b 2 = a 2 b - ab 2

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Carry out the multiplication of the expressions in each of the following pairs
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ab x (a - b) = ab x a + abx (-b)
= (1 x1) x ab x a + [1 x (-1)] x ab x b
= 1 x a²x b + (-1) x a x b² = a²b - ab²

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Carry out the multiplication of the expressions in each of the following pairs
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49.

Complete table.

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50.

Find the product.
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