Question

The line ax + by + c = 0 is normal to the
circle x + y +2gx + 2fy + d = 0, if
(a) ag+bf+c=0
(b) ag+bf-c=0
(c) ag-bf+c=0
(d) ag-bf-c=0​

Answer 1

Answer:

Answer is b

Step-by-step explanation:

Normal to a circle passes thru the center of the circle . put the coordinates of centre in eqn of line and get the answer

Answer 2

Step-by-step explanation:

hey maybe here is ur answer

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