" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(x-2)² + (y+3)² = 4²
(x²-4x+4) + (y²+6y+9) = 16
x²+y²-4x+6y+4+9-16=0
x²+y²-4x+6y-3=0
jawaban yg benar B.