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Dua persamaan x 2 + 2 x − 3 = 0 dan x 2 + x − 2 = 0 mempunyai akar persekutuan ....

Dua persamaan dan mempunyai akar persekutuan ....

  1. x = -2

  2. x = 3

  3. x = -1

  4. x = -6

  5. x = 1

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R. RGFLSATU

Master Teacher

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P e r s a m a a n space x squared plus 2 x minus 3 equals 0  space space space space space space space space space space space space space space space space space space space space space space x squared plus 2 x minus 3 equals 0  space space space space space space space space space space space space space space space space space space space space space left parenthesis x plus 3 right parenthesis left parenthesis x minus 3 right parenthesis equals 0  space space space space space space space space space space space space space space space space space space space space space x equals negative 2 space d a n space x equals 1  P e r s a m a a n space x squared plus x minus 2 equals 0  space space space space space space space space space space space space space space space space space space space space space x squared plus x minus 2 equals 0 space  space space space space space space space space space space space space space space space space space space space space left parenthesis x plus 2 right parenthesis left parenthesis x minus 1 right parenthesis equals 0  space space space space space space space space space space space space space space space space space space space space x equals negative 2 space d a n space x equals 1  M a k a space a k a r space p e r s e k u t u a n n y a space a d a l a h space x equals 1

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Cella Valencia Sharon br Sinaga

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