arccos(7/(sqrt(21)\sqrt{6)})

{ "query": { "display": "$$\\arccos\\left(\\frac{7}{\\sqrt{21}\\sqrt{6}}\\right)$$", "symbolab_question": "TRIG_EVALUATE#\\arccos(\\frac{7}{\\sqrt{21}\\sqrt{6}})" }, "solution": { "level": "PERFORMED", "subject": "Trigonometry", "topic": "Evaluate Functions", "subTopic": "Decimal", "default": "0.89744…", "decimal": "51.42", "meta": { "showVerify": true } }, "steps": { "type": "interim", "title": "$$\\arccos\\left(\\frac{7}{\\sqrt{21}\\sqrt{6}}\\right)=0.89744…$$", "input": "\\arccos\\left(\\frac{7}{\\sqrt{21}\\sqrt{6}}\\right)", "steps": [ { "type": "step", "primary": "Refine to a decimal form", "result": "=0.89744…" } ], "meta": { "solvingClass": "Trig Evaluate" } }, "meta": { "showVerify": true } }