Question 153855
P(x) = –x^3 + 4x^2 – 2.1, P(–4.1) 
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P(-4.1) = -(-4.1)^3 + 4(-4.1)^2 -2.1

P(-4.1) = -(-68.921) + 4(16.81) - 2.1 

P(-4.1) = 68.921 + 67.24 - 2.1

P(-4.1) = 134.06

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Cheers,
Stan H.