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int_(0)^(1)(3×2+x^(2)+(4x-16)dx)/(root(3)(x^(2)+3x+2))

013×2+x2+(4x16)dxx2+3x+23 \int_{0}^{1} \frac{3 \times 2+x^{2}+(4 x-16) d x}{\sqrt[3]{x^{2}+3 x+2}}

Full solution

Q. 013×2+x2+(4x16)dxx2+3x+23 \int_{0}^{1} \frac{3 \times 2+x^{2}+(4 x-16) d x}{\sqrt[3]{x^{2}+3 x+2}}
  1. Simplify the integrand: First, let's simplify the integrand. We have the integral of a rational function divided by a cube root. We can rewrite the numerator as a single polynomial expression and then simplify the integrand if possible.\newlineThe numerator is: 3×2+x2+(4x16)=3x2+x2+4x16=4x2+4x163\times 2 + x^2 + (4x - 16) = 3x^2 + x^2 + 4x - 16 = 4x^2 + 4x - 16.\newlineThe denominator is: x2+3x+23\sqrt[3]{x^2 + 3x + 2}.\newlineNow, the integral becomes: 014x2+4x16x2+3x+23dx\int_{0}^{1} \frac{4x^2 + 4x - 16}{\sqrt[3]{x^2 + 3x + 2}} \, dx.
  2. Check for further simplification: Next, we need to check if the integrand can be simplified further. However, the numerator is a quadratic polynomial, and the denominator is a cube root of a quadratic polynomial. There is no obvious simplification or factorization that can be done to make the integral easier to evaluate directly. We will need to proceed with integration by substitution or another integration technique.
  3. Integrate by substitution: Since the integrand does not simplify easily, we will attempt to integrate by substitution. We need to find a substitution that will make the integral easier to evaluate. However, in this case, it is not immediately clear what substitution to use, and a standard substitution does not seem to apply. We may need to consider integration by parts or partial fractions, but these techniques do not seem to apply directly either. This suggests that the integral may not have a simple antiderivative in terms of elementary functions.
  4. Consider advanced techniques: Given the complexity of the integrand, we may need to consider numerical integration methods or special functions to evaluate the integral. However, these methods are beyond the scope of a standard calculus problem, and it is possible that the integral was not meant to be solved analytically. At this point, we should re-evaluate the problem to ensure there was no mistake in the interpretation of the integrand.
  5. Conclude inability to evaluate: Upon re-evaluating the problem, we realize that there is no straightforward method to integrate the given function analytically. The integral may require advanced techniques or numerical methods to solve. Therefore, we conclude that the integral cannot be evaluated using standard calculus techniques.

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