Question

5. a) Find the equation of the circle whose centre is on the line x-y+1=0 and which
passes through the origin and the point (1,1)
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Answer 1

Answer:

the answer x-y+1=0,so,after solving this equation the answer should be 0

Step-by-step explanation:

The equation be null or 0 equation of the circle and circumference and radius are common dimensions of equation so, the answer should be i.e (1,1)-0