| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q26,Circle Equation (圓形方程) x Equation of Straight Lines(直線方程) | 1:52 | 79 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q24, Locus(軌跡) | 1:21 | 74 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q23, Transformation(變換) x Polar Coordinate(極座標) | 2:32 | 79 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q20, Circle properties (圓的性質) | 1:19 | 80 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q19, Simplification(化簡)-Sine(正弦), Cosine(餘弦), Tangent (切線) | 2:08 | 86 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q14, Arithmetic sequence and Geometric Sequence(等差-等比數列) | 1:37 | 78 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q13, Variations(變分法) | 1:39 | 82 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q11, Maximum Absolute Error(最大絕對誤差) | 2:31 | 113 | |
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| 2021-07-22 | 2014 HKDSE Maths Core Paper 2 Solution q10, Circle Sector(扇形) x Percentage Change(百分數變化) | 3:25 | 92 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q8, simultaneous equation(聯立方程) | 2:06 | 126 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q9, Percentage(百分數) | 1:48 | 121 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q3, Quadratic Equation(二次函數) | 2:58 | 119 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q7, Compound Inequalities(複合不等式) | 1:20 | 109 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q5, Quadratic Functions(二次函數) | 1:12 | 122 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q4, Quadratic Functions(二次函數) | 1:22 | 111 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q2, Simplification(化簡) x Factorization(因式分解) | 0:58 | 122 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q32, Exponential function(指數函數) | 4:44 | 115 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q25, Equation of Straight Lines(直線方程) | 3:06 | 111 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q21, Circle properties (圓的性質) | 4:39 | 163 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q16, Trigonometry(三角比) x Geometry(幾何) | 4:17 | 124 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q22, Basic Geometry(基本幾何) | 2:46 | 104 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q18, Trigonometry(三角比) | 2:46 | 122 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q17, Geometry(幾何) x Ratios (比率) x Area(面積) | 4:08 | 107 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q15, Trigonometry(三角比) x Geometry(幾何) | 2:16 | 104 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q12, Ratios (比率) | 1:38 | 124 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q6, Inequalities(不等式) | 1:49 | 123 | |
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| 2021-07-20 | 2014 HKDSE Maths Core Paper 2 Solution q1, Simplification(化簡) x Law of Indices(指數定律) | 2:01 | 158 | |
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| 2021-07-16 | F4 M2 Chapter 14(ii) LIMIT | 27:00 | 60 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q19(b)(ii), Probability(概率) x Expected value(期望值) | 5:46 | 198 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q19(b)(iii), Probability(概率) | 4:08 | 153 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q19(b)(i), Probability(概率), Expected Value(期望值) | 6:31 | 185 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q19a, Probability(概率) | 4:28 | 153 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q17,3D Problems(立體問題),Sine formula(正弦定律),Cosine formula(餘弦定理) | 7:27 | 88 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q14, Similar Triangles(相似三角形) Ratios (比率), Mensuration( 求積法) | 7:51 | 101 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q18, Equation of Straight Lines x Compound Inequalities | 9:30 | 73 | |
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| 2021-07-13 | 2014 HKDSE Maths Core Paper 1 Solution q16, Arithmetic sequence and Geometric Sequence(等差-等比數列) | 4:40 | 105 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q12,Circle Equation (圓形方程) x Equation of Straight Lines(直線方程) | 6:59 | 124 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q15, Logarithms(對數) X Linearization(線性化) | 4:23 | 125 | Vlog |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q10, Speed(速率), Percentage(百分數) | 5:11 | 97 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q13, Variation(變分法), Quadratic Equation(二次函數) | 4:35 | 96 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q11, Statistic(統計) | 3:02 | 99 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q9, Similar Triangles(相似三角形), Ratios (比率), Trigonometry(三角比) | 3:08 | 102 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q7, Remainder theorem and Factor theorem(餘式定理及因式定理) | 3:36 | 103 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q8, Transformation(變換)x Rectangular coordinates(直角坐標) | 2:52 | 89 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q6, Percentage(百分數) | 1:42 | 91 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q5, Changing Subject of formula(轉換主項), Percentage(百分數) | 2:25 | 99 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q4, Statistic(統計) | 1:46 | 94 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q3, Rounding(數值簡化) | 1:42 | 94 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q2, Simplification(化簡) x Factorization(因式分解) | 1:35 | 146 | |
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| 2021-07-12 | 2014 HKDSE Maths Core Paper 1 Solution q1, Simplification(化簡) x Law of Indices(指數定律) | 1:28 | 130 | |
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| 2021-07-09 | 2013 HKDSE Maths Core Paper 1 Solution q17, Quadratic Equation(二次函數) - Completing square(配方法) | 4:55 | 84 | |
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| 2021-07-09 | 2013 HKDSE Maths Core Paper 1 Solution q19 Part3,Arithmetic sequence and Geometric Sequence(等差-等比數列) | 6:24 | 117 | |
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| 2021-07-09 | 2013 HKDSE Maths Core Paper 1 Solution q18,3D Problems(立體問題),Sine formula(正弦定律),Cosine formula(餘弦定理) | 12:08 | 113 | |
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| 2021-07-09 | 2013 HKDSE Maths Core Paper 1 Solution q19 Part2,Arithmetic sequence and Geometric Sequence(等差-等比數列) | 6:47 | 102 | |
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| 2021-07-09 | 2013 HKDSE Maths Core Paper 1 Solution q19 Part1,Arithmetic sequence and Geometric Sequence(等差-等比數列) | 5:19 | 99 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q16, Probability(概率) | 4:50 | 66 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q15, Statistic(統計) | 3:55 | 49 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q14,Circle Equation (圓形方程) x Equation of Straight Lines(直線方程) | 8:54 | 79 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q13, Mensuration( 求積法)x Similar Triangles(相似三角形) x Ratios(比率) | 4:59 | 55 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q12, Factor theorem(因式定理), Quadratic Equation(二次函數) | 3:38 | 58 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q11, Variations(變分法) | 3:25 | 70 | |
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| 2021-07-08 | 2013 HKDSE Maths Core Paper 1 Solution q10, Statistic(統計) x Probability(概率) | 7:43 | 63 | |
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| 2021-07-07 | 2015 HKDSE Maths Core Paper 1 Solution q19,Sine formula(正弦定律),Cosine formula(餘弦定理), 3D Problem(立體問題) | 19:23 | 211 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q9, Statistic(統計) | 3:33 | 93 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q8, Maximum Absolute Error(最大絕對誤差) | 2:48 | 162 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q7, Congruent Triangles(全等三角形) x Similar Triangles(相似三角形) | 4:52 | 89 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q6, Trigonometry(三角比) x Polar Coordinate(極座標) | 3:32 | 86 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q5, Inequalities(不等式) | 2:30 | 76 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q4, Simultaneous equation(聯立方程) | 2:30 | 79 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q3, Simplification(化簡) x Factorization(因式分解) | 1:46 | 78 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q2, Changing Subject of formula(轉換主項) | 1:14 | 101 | |
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| 2021-07-06 | 2013 HKDSE Maths Core Paper 1 Solution q1, Law of indices(指數定律) X Simplification(化簡) | 1:20 | 108 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q44, Probability(概率) | 1:36 | 48 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q43, Permutation(排列) and Combination(組合) | 2:33 | 40 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q41,Circle Equation (圓形方程) x Equation of Straight Lines(直線方程) | 2:41 | 43 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q40, Coordinates Geometry of Circle(圓形方程) | 3:37 | 39 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q39, Transformation(變換) x Sine(正弦) graph | 2:52 | 50 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q38, Quadratic Equation(二次函數) x sine(正弦)cosine(餘弦) | 2:42 | 55 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q37, Arithmetic sequence and Geometric Sequence(等差-等比數列) | 6:32 | 53 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q36, Inequalities(不等式) | 2:27 | 51 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q35, Complex Number(複數) | 2:12 | 48 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q34, Quadratic Functions二次函數, Sum + Product of roots兩根之和+兩根之積 | 2:39 | 51 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q33, Binary Sysytem (二進制數) | 1:59 | 71 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q32, Linearization(線性化) X Logarithms(對數) | 3:39 | 47 | Vlog |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 1 Solution q18, Quadratic Equation - Completing square, Transformation | 6:44 | 173 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q45, Statistic(統計) | 7:43 | 39 | |
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| 2021-07-06 | 2015 HKDSE Maths Core Paper 2 Solution q42, Coordinates Geometry of Circle(圓形方程) x Orthocentre(垂心) | 3:00 | 79 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q31, Simplification(化簡) | 1:51 | 55 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q30, Statistic(統計) | 4:16 | 56 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q29, Statistic(統計) | 0:46 | 50 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q28, Probability(概率) | 0:57 | 52 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q27, Probability(概率) x Expected value(期望值) | 1:51 | 59 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q26, Circle Equation (圓形方程) | 1:53 | 54 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q25, Equation of Straight Lines(直線方程) | 3:41 | 56 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q24, Locus(軌跡) | 2:42 | 47 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q22, Basic Geometry(基本幾何) | 3:08 | 56 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q23, Transformation變換 x Polar Coordinate極座標 x Trigonometry三角比 | 2:37 | 49 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q19, Simplification(化簡) x Sine(正弦), Cosine(餘弦), Tangent (切線) | 2:53 | 53 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q21, Circle properties (圓的性質) x Area(面積) | 1:27 | 55 | |
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| 2021-07-05 | 2015 HKDSE Maths Core Paper 2 Solution q20, Circle properties (圓的性質) | 1:52 | 53 | |
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