Page 18 - integral tak tentu
P. 18
Contoh :
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1. Carilah hasil integral dari 2 ( x )( x 2 x 14 ) 6 dx
Jawab :
2 ( x )( x 2 x 14 ) 6 dx = x ( 2 x 14 ) 6 2 ( x ) dx
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Misal u ( 5 14 ) du 2( x 5 ) dx
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x
x
Maka diperoleh
x ( 2 x 14 ) 6 2 ( x ) dx = x ( 2 5 x 14 6 x 2 ( ) dx
)
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= u du
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= 1 u C
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= 1 ( x 5 x 14 ) 7 C
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