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A circle with centre  passes through the origin. The equation of the tangent to the circle at the origin is

a)

b)

c)

d)



Question ID - 56057 | SaraNextGen Top Answer

A circle with centre  passes through the origin. The equation of the tangent to the circle at the origin is

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

Obviously, the slope of the tangent will be , i.e.,

Hence, the equation of the tangent is i.e.,

127 votes


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