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Express 9-y^2 as the product of two binomial factors.
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Express 9-y^2 as the product of two binomial factors.

User Novellino
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1 Answer

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This is the difference of squares. Formula is:
A² - B² = ( A - B ) · ( A + B )
9 - y² = 3² - y² = ( 3 - y ) · ( 3 + y )
User Erol
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