resolve into factors
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kumarireetu300:
Hey i am not getting the answer box
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4x² - 4xy - 2yz - z²
= 4x² - z² - 4xy - 2yz
= (2x)² - (z)² - 2y(2x+z)
= (2x+z)(2x-z) - 2y(2x+z)
= (2x+z)(2x-z-2y)
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0
Answer is (4x-z) (y+x+z)
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