Ôn thi tốt nghiệp THPT môn Toán - Lớp 12 - Đề thi thử tốt nghiệp THPT môn Toán năm 2025 của Thái Bình
{"save":1,"level":1,"time":"90","total":34,"point":5,"segment":[{"id":"4031","test_id":"495","question":"<p>Trong không gian Oxyz , cho m\u1eb7t ph\u1eb3ng <span class=\"math-tex\">$(P): 2x-y+3z-4=0$<\/span>. M\u1ed9t vect\u01a1 pháp tuy\u1ebfn c\u1ee7a m\u1eb7t ph\u1eb3ng ( P) có t\u1ecda \u0111\u1ed9 là<\/p>","options":["A. (3;-1;2)","B. (2;-1;3)","C. ( -1;2;3)","D. (2;1;3)"],"correct":"2","answer":"<p>\u0110áp án \u0111úng là : <span style=\"color:#27ae60;\"><strong>B. (2;-1;3)<\/strong><\/span><\/p><p>M\u1eb7t ph\u1eb3ng <span class=\"math-tex\">$(P): 2x-y+3z-4=0$<\/span> có 1 VTPT là (2;–1;3).<\/p>","type":"choose","user_id":"156","test":"1","date":"2025-05-20 15:40:34"},{"id":"4032","test_id":"495","question":"<p>Ti\u1ec7m c\u1eadn \u0111\u1ee9ng c\u1ee7a \u0111\u1ed3 th\u1ecb hàm s\u1ed1 <span class=\"math-tex\">$y= \\frac{2x-1}{x+2}$<\/span> là \u0111\u01b0\u1eddng th\u1eb3ng có ph\u01b0\u01a1ng trình :<\/p>","options":["A. <span class=\"math-tex\">$ x= \\frac{1}{2}$<\/span>","B. y = 2","C. x = - 2","D. y = - 2"],"correct":"3","answer":"<p>\u0110áp án \u0111úng là : <span style=\"color:#27ae60;\"><strong>C. x = - 2<\/strong><\/span><\/p><p><strong><span class=\"math-tex\">$y= \\frac{2x-1}{x+2}$<\/span><\/strong> có ti\u1ec7m c\u1eadn \u0111\u1ee9ng là x = - 2.<\/p>","type":"choose","user_id":"156","test":"1","date":"2025-05-20 15:43:49"}]}