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Let 
f(x)=x^(2)e^(x).

f^(')(x)=

Let f(x)=x2ex f(x)=x^{2} e^{x} .\newlinef(x)= f^{\prime}(x)=

Full solution

Q. Let f(x)=x2ex f(x)=x^{2} e^{x} .\newlinef(x)= f^{\prime}(x)=
  1. Identify rule: Identify the rule to use for differentiation; here, we need the product rule since f(x)f(x) is the product of two functions, x2x^2 and exe^x.
  2. Apply product rule: Apply the product rule: (uv)=uv+uv(u*v)' = u'v + uv', where u=x2u = x^2 and v=exv = e^x.
  3. Differentiate uu: Differentiate u=x2u = x^2 to get u=2xu' = 2x.
  4. Differentiate vv: Differentiate v=exv = e^x to get v=exv' = e^x.
  5. Plug into formula: Plug uu', uu, vv', and vv into the product rule formula: f(x)=2xex+x2exf'(x) = 2x \cdot e^x + x^2 \cdot e^x.
  6. Simplify expression: Combine like terms to simplify the expression: f(x)=(2x+x2)exf'(x) = (2x + x^2) \cdot e^x.
  7. Correct mistake: Realize there's a mistake in the previous step; we don't actually combine terms like that. Correct the expression: f(x)=2xex+x2exf'(x) = 2x \cdot e^x + x^2 \cdot e^x.

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