Answer:
The first choice
Step-by-step explanation:
Step-by-step explanation:
8x + x² - 2y + y² - 64 = 0
(x + 4)² + (y - 1)² - 81 = 0
(x + 4)² + (y - 1)² = 81
Hencr the center is (-4,1) and the radius is 9.
Everything separated by a '+' or '-' sign separates a term so in this expression there are 2 terms
2x3x2 witch equals 12 so there are 12 different furniture sets