Question

Qual a equação geral de (x-4)²+(y-5)²=25

Answer 1

$\((x-4)^2+(x-5)^2=25\\x^2-8x+4^2+x^2-10x+5^2=25\\x^2+x^2-8x-10x+16+25-25=0\\2x^2-18x+16=0\\\boxed{x^2-9x+8=0}\)$

Espero ter sido útil