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NDA2010MathematicsDefinite IntegrationActual

What is the value of _ / 6 ^ / 4 d x x x ?

Options

  1. A2 3
  2. B3
  3. C2 3
  4. D4 3

Correct answer

B. 3

Step-by-step solution

aligned & _ / 6 ^ / 4 -d x x x = _ / 6 ^ / 4 ^2 x x d x & = _ 1 3 ^1 d z z =[ z]_ 1 3 ^1 & =[ 1-( 1- 3 )]= 3 aligned

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