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in Math by cadet engr (223 points) | 6 views

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d/dx  (2x^2 +4)/(x^2 +1)   = (x^2+1)(6x^2)-(2x^3+4)(2x) / (x^2+1)^2      = 6x^4 + 6x^2-4x^4-8x / (x^2 +1)^2         = 2x^4+6x^2-8x/(x^2+1)^2      ➡   simplified answer
by cadet engr (223 points)
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