5 + 4x to the power 3 -4x +2a when x=3 & a= 5
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Step-by-step explanation:
5 + 4x³ - 4x + 2a
5+ 4(3)³ - 4(3) + 2(5)
5+ 4× 27 - 4×3 + 2×5
5+ 108 - 12 + 10
113 - 2 = 111
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