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Determine f(a+h) for f(x)=2x^3

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5 votes
to evaluate f(a + h) substitute x = a + h into f(x)
f(a + h)
= 2(a + h)³
= 2( a³ + 3a²h + 3ah² + h³ ) ← distribute
= 2a³ + 6a²h + 6ah² + 2h³
User Jeconom
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