10) Add y³,-2y³,-3y³,4y³
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2
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Step-by-step explanation:
= y^3 + (-2y^3) + (-3y^3) + 4y^3
= y^3 - 2y^3 - 3y^3 + 4y^3
= -y^3 -3y^3 + 4y^3
= -4y^3 + 4y^3
= 0
hope this hepls...pls mark my answer as brainliest
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