Question Number 32844 by Rio Mike last updated on 03/Apr/18
$${sketch}\:{on}\:{the}\:{x}−{y}\:{plain}\:{the}\:{locus} \\ $$$${of}\:{a}\:{point},{P}\:{which}\:{moves}\:{such}\:{that} \\ $$$${its}\:{x}\:{and}\:\:{y}\:{coordinates}\:{are}\:{same}. \\ $$$${state}\:{the}\:{locus}. \\ $$
Commented by Tinkutara last updated on 03/Apr/18
$${x}−{y}=\mathrm{0}\:\left({A}\:{line}\right) \\ $$