Category: Coordinate Geometry

Question Number 34326 by 33 last updated on 04/May/18 $$findtheequationofthe2D$$$$curvesuchthatthelines$$$$\frac{x}{t}+\frac{y}{(a-t)}=1$$$$arealwaystangentto$$$$thecurve.$$$$given{}^{\prime }{a}^{\prime }isapositivereal$$$$constantand{}^{\prime }{t}^{\prime }isa$$$${parameter}.\:\left(\:\mathrm{0}\:<\:{t}\:<\:{a}\:\right) \…

Question Number 165024 by cortano1 last updated on 25/Jan/22 Commented by cortano1 last updated on 25/Jan/22 $$finda.$$$$\left(A\right)2\sqrt{46}\left(C\right)12$$$$\left(B\right)2\sqrt{42}\left(D\right)2\sqrt{39}$$ Commented by…

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Question Number 164713 by alcohol last updated on 21/Jan/22 Commented by alcohol last updated on 21/Jan/22 $$pleasehelpguys$$ Terms of Service Privacy Policy Contact:…

Question Number 98907 by Ramajunan last updated on 17/Jun/20 Answered by mr W last updated on 17/Jun/20 $$\frac{\left(\mathrm{5}+{x}\right)^{\mathrm{2}} +{x}^{\mathrm{2}} −\mathrm{7}^{\mathrm{2}} }{\mathrm{2}\left(\mathrm{5}+{x}\right){x}}=−\frac{\mathrm{5}^{\mathrm{2}} +{x}^{\mathrm{2}} −\mathrm{7}^{\mathrm{2}} }{\mathrm{2}×\mathrm{5}{x}} \…