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Question-4067




Question Number 4067 by Yozzii last updated on 27/Dec/15
Commented by Yozzii last updated on 27/Dec/15
I don′t know what to do for the last  sentence. What equation satisfies  2x_1 +x_2 ?
$${I}\:{don}'{t}\:{know}\:{what}\:{to}\:{do}\:{for}\:{the}\:{last} \\ $$$${sentence}.\:{What}\:{equation}\:{satisfies} \\ $$$$\mathrm{2}{x}_{\mathrm{1}} +{x}_{\mathrm{2}} ?\: \\ $$
Commented by prakash jain last updated on 27/Dec/15
x_2 −x_1 =(√(4t^2 −2t+1))
$${x}_{\mathrm{2}} −{x}_{\mathrm{1}} =\sqrt{\mathrm{4}{t}^{\mathrm{2}} −\mathrm{2}{t}+\mathrm{1}} \\ $$
Commented by Yozzii last updated on 27/Dec/15
I believe that they want expressions  in t for each of x_1  and x_2 .
$${I}\:{believe}\:{that}\:{they}\:{want}\:{expressions} \\ $$$${in}\:{t}\:{for}\:{each}\:{of}\:{x}_{\mathrm{1}} \:{and}\:{x}_{\mathrm{2}} . \\ $$
Commented by prakash jain last updated on 27/Dec/15
I understood. Just wrote a note.
$$\mathrm{I}\:\mathrm{understood}.\:\mathrm{Just}\:\mathrm{wrote}\:\mathrm{a}\:\mathrm{note}. \\ $$

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