X²- 3x – 12 tolong di kerjainnnn

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X²- 3x – 12 tolong di kerjainnnn

Jawaban:

X^2 – 3X – 12 = X^2 – 2(3/2)X + (3/2)^2 – 12 -(3/2)^2

= (X^2 – 3/2)^2 – 12- 9/4

= (X^2 – 3/2)^2 -(48+9) /4

= (X^2 – 3/2)^2 – 57/4

Penjelasan dengan langkah-langkah:

semoga bermanfaat dan mudah di pahami