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Fungsi f ( x ) = ( x − 1 ) ( x 2 + 7 x − 29 ) naik pada interval ...

Fungsi  naik pada interval ... 

  1. x space less than space minus 6 space a t a u space x space greater than space 2

  2. x space less than space minus 2 space a t a u space x space greater than space 6

  3. negative 2 space less than space x space less than space 6

  4. negative 6 space less than space x space less than space 2

  5. x space less than space 2 space space a t a u space space x space greater than space 6

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Pembahasan

f left parenthesis x right parenthesis equals left parenthesis x minus 1 right parenthesis left parenthesis x squared plus space 7 x space minus space 29 right parenthesis space f left parenthesis x right parenthesis equals x cubed space plus space 6 x squared minus space 36 x space plus space 29 space K a r e n a space f u n g sin y a space n a i k comma space m a k a colon space f hat apostrophe space left parenthesis x right parenthesis greater than 0 space 3 x to the power of 2 space end exponent space plus space 12 x space minus space 36 space greater than 0 space x squared space plus space 4 x space minus space 12 space greater than space 0 space left parenthesis x space minus space 2 right parenthesis space left parenthesis x space plus space 6 right parenthesis space greater than 0 space x subscript 1 equals 2 space space a t a u space space x subscript 2 space space end subscript equals space minus 6 space M a k a space i n t e r v a ln y a space a d a l a h space x space less than negative 6 space space a t a u space space x space greater than space 2

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