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1. if y = x^2 + 2x find the value of y when x = -2

2. if y = x^3 - 3 find the value of y when x = -3

User Peteykun
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1 Answer

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1. y = 4 + 2(-2) = 0

2. y = -27 - 3 = -30
User Dfc
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