(cos(90)+cos(0))/(2cos(50))

{ "query": { "display": "$$\\frac{\\cos\\left(90^{\\circ\\:}\\right)+\\cos\\left(0\\right)}{2\\cos\\left(50^{\\circ\\:}\\right)}$$", "symbolab_question": "TRIG_EVALUATE#\\frac{\\cos(90^{\\circ })+\\cos(0)}{2\\cos(50^{\\circ })}" }, "solution": { "level": "PERFORMED", "subject": "Trigonometry", "topic": "Evaluate Functions", "subTopic": "Decimal", "default": "0.77786…", "meta": { "showVerify": true } }, "steps": { "type": "interim", "title": "$$\\frac{\\cos\\left(90^{\\circ\\:}\\right)+\\cos\\left(0\\right)}{2\\cos\\left(50^{\\circ\\:}\\right)}=0.77786…$$", "input": "\\frac{\\cos\\left(90^{\\circ\\:}\\right)+\\cos\\left(0\\right)}{2\\cos\\left(50^{\\circ\\:}\\right)}", "steps": [ { "type": "step", "primary": "Refine to a decimal form", "result": "=0.77786…" } ], "meta": { "solvingClass": "Trig Evaluate" } }, "meta": { "showVerify": true } }