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  • Theo dõi Blog 2020 ~ HỌC TOÁN THẦY HIẾU

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    ĐỒNG HỒ

    Bắt đầu khóa học chỉ còn

    Dong ho

    Bắt đầu khóa học chỉ còn

    Chủ Nhật, 12 tháng 4, 2020

    cododng

    Bắt đầu khóa học chỉ còn

    dong ho dep nua

    chay thu dong ho

    TIME REMAINING
    Days
    Hours
    Minutes
    Seconds

    dong ho nua

    dong ho

    Bước 1: Dán đoạn Javascript này vào trên thẻ hoặc Cách sử dụng: Vào phần bài viết chuyển sang chế độ HTML và Copy đoạn code dưới đây vào nơi muốn hiển thị

    Thứ Bảy, 11 tháng 4, 2020

    trac nghiem

    body{ font: normal 13px/20px Arial, Helvetica, sans-serif; word-wrap:break-word; color: #eee; background: #353535; } #countdown{ width: 465px; height: 112px; text-align: center; background: #222; background-image: -webkit-linear-gradient(top, #222, #333, #333, #222); background-image: -moz-linear-gradient(top, #222, #333, #333, #222); background-image: -ms-linear-gradient(top, #222, #333, #333, #222); background-image: -o-linear-gradient(top, #222, #333, #333, #222); border: 1px solid #111; border-radius: 5px; box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.6); margin: auto; padding: 24px 0; position: absolute; top: 0; bottom: 0; left: 0; right: 0; } #countdown:before{ content:""; width: 8px; height: 65px; background: #444; background-image: -webkit-linear-gradient(top, #555, #444, #444, #555); background-image: -moz-linear-gradient(top, #555, #444, #444, #555); background-image: -ms-linear-gradient(top, #555, #444, #444, #555); background-image: -o-linear-gradient(top, #555, #444, #444, #555); border: 1px solid #111; border-top-left-radius: 6px; border-bottom-left-radius: 6px; display: block; position: absolute; top: 48px; left: -10px; } #countdown:after{ content:""; width: 8px; height: 65px; background: #444; background-image: -webkit-linear-gradient(top, #555, #444, #444, #555); background-image: -moz-linear-gradient(top, #555, #444, #444, #555); background-image: -ms-linear-gradient(top, #555, #444, #444, #555); background-image: -o-linear-gradient(top, #555, #444, #444, #555); border: 1px solid #111; border-top-right-radius: 6px; border-bottom-right-radius: 6px; display: block; position: absolute; top: 48px; right: -10px; } #countdown #tiles{ position: relative; z-index: 1; } #countdown #tiles > span{ width: 92px; max-width: 92px; font: bold 48px 'Droid Sans', Arial, sans-serif; text-align: center; color: #111; background-color: #ddd; background-image: -webkit-linear-gradient(top, #bbb, #eee); background-image: -moz-linear-gradient(top, #bbb, #eee); background-image: -ms-linear-gradient(top, #bbb, #eee); background-image: -o-linear-gradient(top, #bbb, #eee); border-top: 1px solid #fff; border-radius: 3px; box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.7); margin: 0 7px; padding: 18px 0; display: inline-block; position: relative; } #countdown #tiles > span:before{ content:""; width: 100%; height: 13px; background: #111; display: block; padding: 0 3px; position: absolute; top: 41%; left: -3px; z-index: -1; } #countdown #tiles > span:after{ content:""; width: 100%; height: 1px; background: #eee; border-top: 1px solid #333; display: block; position: absolute; top: 48%; left: 0; } #countdown .labels{ width: 100%; height: 25px; text-align: center; position: absolute; bottom: 8px; } #countdown .labels li{ width: 102px; font: bold 15px 'Droid Sans', Arial, sans-serif; color: #f47321; text-shadow: 1px 1px 0px #000; text-align: center; text-transform: uppercase; display: inline-block; } var target_date = new Date().getTime() + (1000*3600*48); // set the countdown date var days, hours, minutes, seconds; // variables for time units var countdown = document.getElementById("tiles"); // get tag element getCountdown(); setInterval(function () { getCountdown(); }, 1000); function getCountdown(){ // find the amount of "seconds" between now and target var current_date = new Date().getTime(); var seconds_left = (target_date - current_date) / 1000; days = pad( parseInt(seconds_left / 86400) ); seconds_left = seconds_left % 86400; hours = pad( parseInt(seconds_left / 3600) ); seconds_left = seconds_left % 3600; minutes = pad( parseInt(seconds_left / 60) ); seconds = pad( parseInt( seconds_left % 60 ) ); // format countdown string + set tag value countdown.innerHTML = "" + days + "" + hours + "" + minutes + "" + seconds + ""; } function pad(n) { return (n < 10 ? '0' : '') + n; }
    1. Nội dung câu hỏi 1: Có bao nhiêu số tự nhiên
      A) Đáp án thứ nhất 1 B) Đáp án thứ hai 2 C) Đáp án thứ ba 3 D) Đáp án thứ tư 4 2. Nội dung câu hỏi 2...
        A) Đáp án thứ nhất... B) Đáp án thứ hai... C) Đáp án thứ ba... D) Đáp án thứ tư... Điểm đạt được = Đáp án:

    Chủ Nhật, 15 tháng 3, 2020

    Tích Phân Hàm ẩn

    $X^2$

    4 mã đề năm 2019

    Thứ Bảy, 14 tháng 3, 2020

    Bài tích phân khó

     
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  • body{ font: normal 13px/20px Arial, Helvetica, sans-serif; word-wrap:break-word; color: #eee; background: #353535; } #countdown{ width: 465px; height: 112px; text-align: center; background: #222; background-image: -webkit-linear-gradient(top, #222, #333, #333, #222); background-image: -moz-linear-gradient(top, #222, #333, #333, #222); background-image: -ms-linear-gradient(top, #222, #333, #333, #222); background-image: -o-linear-gradient(top, #222, #333, #333, #222); border: 1px solid #111; border-radius: 5px; box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.6); margin: auto; padding: 24px 0; position: absolute; top: 0; bottom: 0; left: 0; right: 0; } #countdown:before{ content:""; width: 8px; height: 65px; background: #444; background-image: -webkit-linear-gradient(top, #555, #444, #444, #555); background-image: -moz-linear-gradient(top, #555, #444, #444, #555); background-image: -ms-linear-gradient(top, #555, #444, #444, #555); background-image: -o-linear-gradient(top, #555, #444, #444, #555); border: 1px solid #111; border-top-left-radius: 6px; border-bottom-left-radius: 6px; display: block; position: absolute; top: 48px; left: -10px; } #countdown:after{ content:""; width: 8px; height: 65px; background: #444; background-image: -webkit-linear-gradient(top, #555, #444, #444, #555); background-image: -moz-linear-gradient(top, #555, #444, #444, #555); background-image: -ms-linear-gradient(top, #555, #444, #444, #555); background-image: -o-linear-gradient(top, #555, #444, #444, #555); border: 1px solid #111; border-top-right-radius: 6px; border-bottom-right-radius: 6px; display: block; position: absolute; top: 48px; right: -10px; } #countdown #tiles{ position: relative; z-index: 1; } #countdown #tiles > span{ width: 92px; max-width: 92px; font: bold 48px 'Droid Sans', Arial, sans-serif; text-align: center; color: #111; background-color: #ddd; background-image: -webkit-linear-gradient(top, #bbb, #eee); background-image: -moz-linear-gradient(top, #bbb, #eee); background-image: -ms-linear-gradient(top, #bbb, #eee); background-image: -o-linear-gradient(top, #bbb, #eee); border-top: 1px solid #fff; border-radius: 3px; box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.7); margin: 0 7px; padding: 18px 0; display: inline-block; position: relative; } #countdown #tiles > span:before{ content:""; width: 100%; height: 13px; background: #111; display: block; padding: 0 3px; position: absolute; top: 41%; left: -3px; z-index: -1; } #countdown #tiles > span:after{ content:""; width: 100%; height: 1px; background: #eee; border-top: 1px solid #333; display: block; position: absolute; top: 48%; left: 0; } #countdown .labels{ width: 100%; height: 25px; text-align: center; position: absolute; bottom: 8px; } #countdown .labels li{ width: 102px; font: bold 15px 'Droid Sans', Arial, sans-serif; color: #f47321; text-shadow: 1px 1px 0px #000; text-align: center; text-transform: uppercase; display: inline-block; }