Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 2) dx.

Practice Questions

Q1
Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 2) dx.
  1. 0
  2. 1
  3. 2
  4. 3

Questions & Step-by-Step Solutions

Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 2) dx.
  • Step 1: Identify the function to integrate, which is (x^3 - 3x^2 + 2).
  • Step 2: Find the antiderivative of the function. This means we need to integrate each term separately.
  • Step 3: The antiderivative of x^3 is (x^4)/4.
  • Step 4: The antiderivative of -3x^2 is -3(x^3)/3 = -x^3.
  • Step 5: The antiderivative of 2 is 2x.
  • Step 6: Combine the antiderivatives to get the complete antiderivative: (x^4)/4 - x^3 + 2x.
  • Step 7: Now, evaluate this antiderivative from 0 to 1. This means we will calculate it at 1 and then subtract the value at 0.
  • Step 8: Calculate the value at 1: (1^4)/4 - (1^3) + 2(1) = 1/4 - 1 + 2.
  • Step 9: Simplify the expression: 1/4 - 1 + 2 = 1/4 + 1 = 5/4.
  • Step 10: Calculate the value at 0: (0^4)/4 - (0^3) + 2(0) = 0.
  • Step 11: Subtract the value at 0 from the value at 1: (5/4) - (0) = 5/4.
  • Step 12: The final answer is 5/4.
  • Definite Integral – The question tests the ability to evaluate a definite integral of a polynomial function over a specified interval.
  • Fundamental Theorem of Calculus – It assesses understanding of how to apply the Fundamental Theorem of Calculus to find the area under a curve.
  • Polynomial Integration – The question involves integrating a polynomial function, which requires knowledge of basic integration rules.
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