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Tentukan hasil integral tentu fungsi-fungsi berikut! 2. ∫ − 2 1 12 x 3 d x

Tentukan hasil integral tentu fungsi-fungsi berikut!

2. $\int_{- 2}^{1} 12 x^{3} d x$

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$begin mathsize 14px style integral subscript negative 2 end subscript superscript 1 12 x cubed d x equals right enclose fraction numerator 12 over denominator 3 plus 1 end fraction x to the power of 3 plus 1 end exponent end enclose subscript negative 2 end subscript superscript 1 space space space space space space space space space space space space space space space space space space space equals right enclose 3 x to the power of 4 end enclose subscript negative 2 end subscript superscript 1 space space space space space space space space space space space space space space space space space space space equals 3 left parenthesis 1 right parenthesis to the power of 4 minus 3 left parenthesis negative 2 right parenthesis to the power of 4 space space space space space space space space space space space space space space space space space space space space equals 3 minus 48 space space space space space space space space space space space space space space space space space space space equals negative 45 end style$