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When two circles touch each other what is slope of common tangent at point of contact

When two circles touch each other what is slope of common tangent at point of contact

Grade:12

1 Answers

Anish Singhal
askIITians Faculty 1194 Points
3 years ago
Use formula tan Q=m1-m2/(1+m1m2)
find dy/dx for both circles at point of intersection that will give you m1 and m2 and use formula

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