Question Number 143827 by 0731619 last updated on 18/Jun/21
Answered by MJS_new last updated on 18/Jun/21
$$\mathrm{draw}\:\mathrm{it}:\:\mathrm{2}\:\mathrm{half}−\mathrm{parabolas}.\:\mathrm{the}\:\mathrm{only}\:\mathrm{solution} \\ $$$$\mathrm{is}\:{x}=\mathrm{4}\wedge{t}=\mathrm{1} \\ $$