Question

Selesaikan
(x+6) - (2x²-7x+12) = . . .

Answer 1

X (2× kuadrat - 7× + 12) +6 (2× kuadrat - 7× + 12)
2× pangkat 4 - 7× kuadrat+12× + 12× kuadrat - 42 + 72
7× kuadrat + 12× kuadrat= 19× kuadrat
2× pangkat 4 - 19× kuadrat + 12× - 42 + 72

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