{ "query": { "display": "vertices $$\\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1$$", "symbolab_question": "CONIC#vertices \\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1" }, "solution": { "level": "PERFORMED", "subject": "Geometry", "topic": "Ellipse", "subTopic": "vertices", "default": "(0,5),(0,-5)", "meta": { "showVerify": true } }, "steps": { "type": "interim", "title": "Ellipse vertices given $$\\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1:{\\quad}\\left(0,\\:5\\right),\\:\\left(0,\\:-5\\right)$$", "steps": [ { "type": "definition", "title": "Ellipse vertices", "text": "The vertices are the two points on the ellipse that intersect the major axis<br/>For an ellipse with major axis parallel to the y-axis, the vertices are $$\\left(h,\\:k+b\\right),\\:\\left(h,\\:k-b\\right)$$" }, { "type": "step", "result": "\\left(h,\\:k+b\\right),\\:\\left(h,\\:k-b\\right)" }, { "type": "step", "primary": "Calculate ellipse properties" }, { "type": "interim", "title": "$$\\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1:{\\quad}$$Ellipse with center $$\\left(h,\\:k\\right)=\\left(0,\\:0\\right),\\:b=5,\\:a=3$$", "input": "\\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1", "steps": [ { "type": "definition", "title": "Ellipse standard equation", "text": "$$\\frac{\\left(x-h\\right)^{2}}{a^2}+\\frac{\\left(y-k\\right)^{2}}{b^2}=1\\:$$is the ellipse standard equation<br/>with center $$\\left(h,\\:k\\right)\\:$$and $$a,\\:b$$ are the semi-major and semi-minor axes" }, { "type": "step", "primary": "Rewrite $$\\frac{x^{2}}{9}+\\frac{y^{2}}{25}=1\\:$$in the form of the standard ellipse equation", "result": "\\frac{\\left(x-0\\right)^{2}}{3^{2}}+\\frac{\\left(y-0\\right)^{2}}{5^{2}}=1" }, { "type": "step", "primary": "Therefore ellipse properties are:", "result": "\\left(h,\\:k\\right)=\\left(0,\\:0\\right),\\:a=3,\\:b=5" }, { "type": "step", "primary": "$$b>a\\:$$therefore $$b\\:$$is semi-major axis and $$a\\:$$is semi-minor axis", "result": "\\mathrm{Ellipse\\:with\\:center}\\:\\left(h,\\:k\\right)=\\left(0,\\:0\\right),\\:b=5,\\:a=3" } ], "meta": { "interimType": "N/A" } }, { "type": "step", "result": "\\left(0,\\:0+5\\right),\\:\\left(0,\\:0-5\\right)" }, { "type": "step", "primary": "Refine", "result": "\\left(0,\\:5\\right),\\:\\left(0,\\:-5\\right)" } ], "meta": { "solvingClass": "Ellipse" } }, "plot_output": { "meta": { "plotInfo": { "variable": "x", "funcsToDraw": { "funcs": [ { "evalFormula": "y=\\sqrt{25(1-\\frac{x^{2}}{3^{2}})}", "displayFormula": "\\frac{x^{2}}{3^{2}}+\\frac{y^{2}}{5^{2}}=1", "attributes": { "color": "PURPLE", "lineType": "NORMAL", "isAsymptote": false } }, { "evalFormula": "y=-\\sqrt{25(1-\\frac{x^{2}}{3^{2}})}", "displayFormula": "\\frac{x^{2}}{3^{2}}+\\frac{y^{2}}{5^{2}}=1", "attributes": { "color": "PURPLE", "lineType": "NORMAL", "isAsymptote": false } } ] }, "pointsToDraw": { "pointsLatex": [ "(0,0)", "(0,5)", "(0,-5)" ], "pointsDecimal": [ { "fst": 0, "snd": 0 }, { "fst": 0, "snd": 5 }, { "fst": 0, "snd": -5 } ], "attributes": [ { "color": "PURPLE", "labels": [ "\\mathrm{Center}" ], "labelTypes": [ "DEFAULT" ], "labelColors": [ "PURPLE" ] }, { "color": "PURPLE", "labels": [ "\\mathrm{vertex}" ], "labelTypes": [ "DEFAULT" ], "labelColors": [ "PURPLE" ] }, { "color": "PURPLE", "labels": [ "\\mathrm{vertex}" ], "labelTypes": [ "DEFAULT" ], "labelColors": [ "PURPLE" ] } ] }, "linesToDraw": [ { "p1x": "0", "p1y": "0", "p2x": "3", "p2y": "0", "attributes": { "color": "GRAY", "lineType": "BOLD", "labels": [ "a=3" ], "isAsymptote": false } }, { "p1x": "0", "p1y": "0", "p2x": "0", "p2y": "5", "attributes": { "color": "GRAY", "lineType": "BOLD", "labels": [ "b=5" ], "isAsymptote": false } } ], "functionChanges": [ { "origFormulaLatex": [], "finalFormulaLatex": [], "plotTitle": "\\frac{x^{2}}{3^{2}}+\\frac{y^{2}}{5^{2}}=1", "paramsLatex": [], "paramsReplacementsLatex": [] } ], "localBoundingBox": { "xMin": -11.25, "xMax": 11.25, "yMin": -11.25, "yMax": 11.25 } }, "showViewLarger": true } }, "meta": { "showVerify": true } }