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Hasil kali semua. nilai x yang memenuhi persamaan adalah... ..

Hasil kali semua. nilai x yang memenuhi persamaan 4 to the power of square root of x squared plus 2 x squared minus 3 x minus 6 end root end exponent equals space 2 to the power of square root of 4 x squared plus 4 x minus 8 end root end exponent equals 0 adalah... ..

  1. 4

  2. 2

  3. -2

  4. -3

  5. -4

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R. RGFLSATU

Master Teacher

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Pembahasan

4 to the power of square root of x cubed plus 2 x squared minus 3 x minus 6 end root end exponent minus space 2 to the power of square root of 4 x squared plus 4 x minus 8 end root end exponent equals 0  4 to the power of square root of x 3 plus 2 x squared minus 3 x minus 6 end root end exponent equals space 2 to the power of square root of 4 x squared plus 4 x minus 8 end root end exponent  2 to the power of 2 square root of x cubed plus 2 x squared minus 3 x minus 6 end root end exponent equals space 2 to the power of square root of 4 x squared plus 4 x minus 8 end root end exponent  2 square root of x cubed plus 2 x squared minus 3 x minus 6 end root equals square root of 4 x squared plus 4 x minus 8 end root  4 left parenthesis x cubed plus 2 x squared minus 3 x minus 6 right parenthesis equals 4 x squared plus 4 x minus 8  4 x cubed space plus 8 x squared space minus 12 x minus 24 space equals space 4 x squared space plus 4 x minus 8  4 x cubed space minus 4 x squared space minus 16 x minus 16 space equals space 0  x cubed space minus space x squared space minus space 4 x space minus space 4 space equals space 0  left parenthesis x plus 2 right parenthesis left parenthesis x minus 2 right parenthesis left parenthesis x plus 1 right parenthesis space equals space 0  space x space equals space minus 2 comma space x space equals space 2 comma space x space equals space minus 1 space  S y a r a t space a k a r space x space greater or equal than 0  space m a k a colon space n i l a i space x space y a n g space m e m e n u h i space a d a l a h  x space equals space minus 2 comma space x space equals space 2 space  H a s i l space k a l i space equals space left parenthesis negative 2 right parenthesis left parenthesis 2 right parenthesis space equals space minus 4

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