Question

obtain a differential equation of all circles that should be satisfied by the family of concentric circles x squared plus y squared is equal a square

Answer 1

${x}^{2} + {y}^{2} = a {}^{2} \\ 2x + 2y(dy \div dx) = 0 \\ (dy \div dx) = - x \div y$
dy/dx=(-x) /y is the equation
MADK AS BRAINLIEST IF HELPED