Circles- maths
Hi, please could i have help on part b of this question? I don't understand how to work out the possible values of k?
Here is the question: https://app.gemoo.com/share/image-annotation/594957346953945088?codeId=DGVnWKxQ3aNo7&origin=imageurlgenerator
Thanks!
Here is the question: https://app.gemoo.com/share/image-annotation/594957346953945088?codeId=DGVnWKxQ3aNo7&origin=imageurlgenerator
Thanks!
sketching it would be sensible to get an idea of what values k can be, but to find a tangent you usually find where the line and circle has a single point of intersection so solve the equations simultaneously. However in this case, its a vertical line so you can write the tangents down.
(edited 4 months ago)
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