3x³+5x²-4x+2 when x=-2
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Answer:
-1208
Step-by-step explanation:
(3*-2)rays to 3+(5*-2)rays to 2-(4*-2)
(-6)rays to 3+(-10)rays to 2-(-8)
-216+-1000+8
-1216+8
-1208
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