9 - x² y= x+79 - x² = x + 7Maka x = 1 dan x = -2 V = π112(9-x2)² - (x + 7)2dx V= π12(x4-18x²+81)-(x² +14x +49)dx V = π/12(x4 - 19x2 - 14x + 32)dx19 V = x[-x-12 y= x+79 - x² = x

asked by guest
on Jun 09, 2025 at 5:58 am



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