Is this very simple derivative, derived correctly?

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Homework Help Overview

The discussion revolves around the differentiation of a polynomial function, specifically focusing on the first and second derivatives of the function y = 2x^2.9 - 3x^3.4 + 19.

Discussion Character

  • Mathematical reasoning

Approaches and Questions Raised

  • Participants discuss the process of finding the first derivative and then proceed to the second derivative, with some questioning the correctness of their calculations.

Discussion Status

There appears to be a back-and-forth validation of the derivative calculations, with some participants confirming the correctness of the derivatives presented. However, the discussion does not reach a definitive conclusion on the overall process.

Contextual Notes

Participants are working within the constraints of a homework assignment, focusing on the differentiation of a specific polynomial function without additional context or information.

JayDub
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if y = 2x^2.9 - 3x^3.4 + 19

the derivative?
y' = 2(2.9)x ^ 1.9 -3(3.4)x^2.4 + 0
y' = 5.8x^1.9 - 10.2x^2.4
 
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Yes that's correct
 
and then the y'' of that would be...

y'' = 11.02x^0.9 - 24.48x^1.4?
 
Yes, that's right
 

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