Factorise the following: y 2 - yz - 5y + 5z

y 2 - yz - 5y + 5z = y(y - z) - 5(y - z) = (y - z)(y - 5). Hence, y 2 - yz - 5y + 5z = (y - z)(y - 5)

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Mathematics

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y² - yz - 5y + 5z

= y(y - z) - 5(y - z)

= (y - z)(y - 5).

Hence, y² - yz - 5y + 5z = (y - z)(y - 5)

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