Question Number 47185 by peter frank last updated on 05/Nov/18
Commented by MrW3 last updated on 07/Nov/18
$${the}\:{question}\:{is}\:{not}\:{clear}\:{sir}. \\ $$$${please}\:{post}\:{a}\:{picture}\:{showing}\:\:{where} \\ $$$${are}\:{the}\:{points}\:{P}\:{and}\:{Q}. \\ $$$$ \\ $$$${if}\:{PQ}//{y}−{axis},\:{then}\:{the}\:{tangents} \\ $$$${at}\:{P}\:{and}\:{Q}\:{meet}\:{also}\:{on}\:{the}\:{x}−{axis}, \\ $$$${I}\:{think}. \\ $$