{ "query": { "display": "cartesian to polar $$\\left(3,\\:4\\right)$$", "symbolab_question": "POLAR#polar (3,4)" }, "solution": { "level": "PERFORMED", "subject": "Pre Calculus", "topic": "Polar Coordinates", "subTopic": "Polar", "default": "(5,\\arctan(\\frac{4}{3}))" }, "steps": { "type": "interim", "title": "Convert $$\\left(3,\\:4\\right)\\:$$to polar coordinates:$${\\quad}\\left(5,\\:\\arctan\\left(\\frac{4}{3}\\right)\\right)$$", "steps": [ { "type": "definition", "title": "Definition", "text": "To convert Cartesian coordinates $$\\left(x,\\:y\\right)\\:$$to Polar coordinates $$\\left(r,\\:\\theta\\right)\\:$$apply:<br/>$$r=\\sqrt{x^2+y^2}\\quad\\theta=\\arctan\\left(\\frac{y}{x}\\right)$$", "secondary": [ "$$x=3$$", "$$y=4$$" ] }, { "type": "step", "primary": "$$r=\\sqrt{x^2+y^2}$$", "result": "r=\\sqrt{3^{2}+4^{2}}" }, { "type": "interim", "title": "$$\\sqrt{3^{2}+4^{2}}=5$$", "input": "\\sqrt{3^{2}+4^{2}}", "steps": [ { "type": "step", "primary": "$$3^{2}=9$$", "result": "=\\sqrt{9+4^{2}}" }, { "type": "step", "primary": "$$4^{2}=16$$", "result": "=\\sqrt{9+16}" }, { "type": "step", "primary": "Add the numbers: $$9+16=25$$", "result": "=\\sqrt{25}" }, { "type": "step", "primary": "Factor the number: $$25=5^{2}$$", "result": "=\\sqrt{5^{2}}" }, { "type": "step", "primary": "Apply radical rule: $$\\sqrt[n]{a^n}=a$$", "secondary": [ "$$\\sqrt{5^{2}}=5$$" ], "result": "=5", "meta": { "practiceLink": "/practice/radicals-practice", "practiceTopic": "Radical Rules" } } ], "meta": { "solvingClass": "Solver", "interimType": "Solver", "gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s7UouBdNlrW6tL1U+OaLJtCl1iJRJdZU8Snq+IOvMxYQFwkKGJWEPFPk38sdJMsyPIq747sIktGp6hsgp+0MGIfQtUCuEfAr4YiOd9j13RZoTx4Xi3iEiXperGhgn+F5Hb" } }, { "type": "step", "result": "r=5" }, { "type": "step", "primary": "$$\\theta=\\arctan\\left(\\frac{y}{x}\\right)$$", "result": "θ=\\arctan\\left(\\frac{4}{3}\\right)" }, { "type": "step", "primary": "The polar coordinates of $$\\left(3,\\:4\\right)$$", "result": "\\left(5,\\:\\arctan\\left(\\frac{4}{3}\\right)\\right)" } ] } }