Question

PLEASE HELP ME ANSWER THIS QUESTION

Answer 1

The equation of a circumference can be written as:
$(x - xh) {}^{2} + (y - yk) {}^{2} = r {}^{2}$
$(x - 5) {}^{2} + (y - 4) {}^{2} = 4$
$x {}^{2} - 10x + 25 + y {}^{2} - 8y + 16 - 4 = 0$
The solution is:
$x {}^{2} + y {}^{2} - 10x - 8y + 37 = 0$