1. ( x+2)²+(y-3)²=5 titik (-1,1)

1. ( x+2)²+(y-3)²=5 titik (-1,1)

(x1,y1) = (-1,1)
Persamaan Garis singgung nya adalah
(x1-a)(x-a) + (y1-b)(y-b) = r^2
(-1+2)(x+2) + (1-3)(y-3) = 5
x + 2 – 2(y-3) = 5
x + 2 – 2y + 6 – 5 = 0
x – 2y + 3 = 0

maka Persamaan Garis singgung nya adalah x – 2y + 3 = 0

Rekomendasi lainnya :

Baca Juga :  Every March or April Kate’s family celebrates Easter, a Christian holiday. She boils eggs and her children color them. She and her husband hide them in the garden. After a special meal for lunch, they have an Easter egg hunt. The children look everywhere and compete to find the most eggs. Change the reading above into the Present Continuous tense.
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