{"status": "success", "data": {"description_md": "**POTD Normal December 15, 2023**\n**Author:** excelex\n\nFind the value of $\\cos{\\frac{\\pi}{7}}-\\cos{\\frac{2\\pi}{7}}+\\cos{\\frac{3\\pi}{7}}$ in decimal form. $\\frac{1}{10}$ in decimal form is $0.1$", "description_html": "<p><strong>POTD Normal December 15, 2023</strong><br/>&#10;<strong>Author:</strong> excelex</p>&#10;<p>Find the value of <span class=\"katex--inline\">\\cos{\\frac{\\pi}{7}}-\\cos{\\frac{2\\pi}{7}}+\\cos{\\frac{3\\pi}{7}}</span> in decimal form. <span class=\"katex--inline\">\\frac{1}{10}</span> in decimal form is <span class=\"katex--inline\">0.1</span></p>&#10;", "hints_md": "", "hints_html": "", "editorial_md": "", "editorial_html": "", "flag_hint": "", "point_value": 3, "problem_name": "Problem of the Day #26 (Normal)", "can_next": false, "can_prev": false, "nxt": "", "prev": ""}}