D = 6√2 √2Persamaan lingkarannya: (x - 4) (x² - 8x + 16) + y² - 18 = 0 x² + y² - 8x - 2 = 0
Diameter=6√2jari2=r=d/2=6√2/2=3√2persamaan lingkaran:(x-a)²+(y-b)²=r²(x-4)²+(y-0)²=(3√2)²x²-8x+16+y²=18x²+y²-8x+16-18=0x²+y²-8x-2=0 |
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D = 6√2 √2Persamaan lingkarannya: (x - 4) (x² - 8x + 16) + y² - 18 = 0 x² + y² - 8x - 2 = 0
Diameter=6√2jari2=r=d/2=6√2/2=3√2persamaan lingkaran:(x-a)²+(y-b)²=r²(x-4)²+(y-0)²=(3√2)²x²-8x+16+y²=18x²+y²-8x+16-18=0x²+y²-8x-2=0 |