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Verified answer
ApliKasi InTegraL(Luas)
y1 = 9 - x²
y2 = x² + 2
Batas IntegraL
y1 = y2
x² + 2 = 9 - x²
2x² = 9 - 2
x² = √(7/2)
x1 = 1,87
x2 = -1,87
Luas
= ∫(y1 - y2) dx [1,87....-1,87]
=∫(7 - 2x²) dx
= (7x - 2/3 x³)
= 7(1,87 - (-,87)) - 2/3 (1,87³ - (-1,87)³)
= 26,18 - 8,72
= 17,46 satuan luas