Khan Academy
7 713 vidéos, +5 400 000 abonnés



duréevues
Converting from decimal to binary | Applying mathematical reasoning | Pre-Algebra | Khan Academy3:52123 307
Hexadecimal number system | Applying mathematical reasoning | Pre-Algebra | Khan Academy7:3470 754
Introduction to number systems and binary | Pre-Algebra | Khan Academy10:00107 596
Slope of line tangent to polar graph10:214 489
Mean value theorem for integrals9:7036 220
Average acceleration over interval5:7017 159
Calculating average value of function over interval5:8050 964
Average value of a function over a closed interval4:4336 299
Ranking area estimates7:9035 026
Heavier ball5:26160 898
Riemann sums and sigma notation6:3634 835
Finding the heavier ball5:545 351
Tangent graph | Graphs of trig functions | Trigonometry | Khan Academy10:1293 623
Triangles: using angles to categorize | 4th grade | Khan Academy5:3040 983
Approximating area under curve and sigma notation7:7080 109
Total water in a tub6:5532 643
Approximating distance travelled10:0041 019
Cytotoxic T cells and MHC I complexes9:1636 129
Hardy Weinberg equation8:1476 446
Applying the Hardy Weinberg equation5:3057 023
Allele frequency7:2764 472
Empirical formula from mass composition7:9091 463
Valence electrons and bonding | Chemistry of life | Biology | Khan Academy10:57151 366
Zygote differentiating into somatic and germs cells9:3567 580
Fertlization terminology: gametes, zygotes, haploid and diploid10:27108 405
Atomic radius trends on periodic table9:40141 328
Electronegativity | Chemistry of life | Biology | Khan Academy9:54186 053
Metallic nature | Chemical bonds | Chemistry | Khan Academy9:2861 246
ATP hydrolysis mechanism5:3685 579
ATP: Adenosine triphosphate | Energy and enzymes | Biology | Khan Academy6:19155 912
Electron configuration for f block element Nd5:5683 177
Electron configuration for d block element7:60114 409
Sn1 reactions introduction13:2296 661
When an integral defined function is 09:4522 563
Evaluating a function defined by an integral7:2532 600
Visually determining anti derivative4:2767 144
Velocity and position from acceleration8:3291 031
Finding horizontal and vertical asymptotes | Rational expressions | Algebra II | Khan Academy11:22250 922
Divergence of telescoping series4:5340 675
Local linearization example | Derivative applications | Differential Calculus | Khan Academy6:3132 635
Local linearization | Derivative applications | Differential Calculus | Khan Academy9:3893 090
Derivative of natural logarithm | Taking derivatives | Differential Calculus | Khan Academy3:80105 289
Derivative of inverse tangent | Taking derivatives | Differential Calculus | Khan Academy6:2052 729
Derivative of inverse cosine | Taking derivatives | Differential Calculus | Khan Academy3:4443 407
Derivative of inverse sine | Taking derivatives | Differential Calculus | Khan Academy4:5694 193
U substitution with exponential function7:5373 419
Matrix equations and systems | Matrices | Precalculus | Khan Academy9:5560 521
Solving the matrix vector equation | Matrices | Precalculus | Khan Academy6:4035 535
Is matrix multiplication commutative | Matrices | Precalculus | Khan Academy7:3247 461
Associative property of matrix multiplication | Matrices | Precalculus | Khan Academy8:3739 535
Equivalent matrix expressions | Matrices | Precalculus | Khan Academy3:3031 611
Equivalence of matrix products with scalars5:233 703
Transforming a quadrilateral | Matrices | Precalculus | Khan Academy6:8025 374
Transformation matrix for position vector | Matrices | Precalculus | Khan Academy4:4345 330
Matrix transformation on triangle | Matrices | Precalculus | Khan Academy7:1529 376
Representing data with matrices | Matrices | Precalculus | Khan Academy5:43133 341
Comparing insurance with expected value | Probability and Statistics | Khan Academy9:1616 549
Expected value while fishing | Probability and Statistics | Khan Academy8:2423 377
Expected profit from lottery ticket | Probability and Statistics | Khan Academy9:1841 138
Getting data from expected value | Probability and Statistics | Khan Academy9:5252 593
Fair way to assign cooking chore9:253 398
Picking fairly | Probability and combinatorics | Probability and Statistics | Khan Academy6:5914 388
Adding 8 + 7 | Addition and subtraction within 20 | Early Math | Khan Academy3:1945 217
Place value example with 42 | Place value (tens and hundreds) | Early Math | Khan Academy4:19170 152
Cousin Fal's shape collection | Geometry | Early Math | Khan Academy4:19197 080
Ben Eater eats the numbers | Counting | Early Math | Khan Academy3:5235 534
Subtracting 14 - 6 | Addition and subtraction within 20 | Early Math | Khan Academy4:30126 206
Pieces of fruit | Basic addition and subtraction | Early Math | Khan Academy2:17146 194
Number grid | Counting | Early Math | Khan Academy4:58363 602
Introduction to place value | Place value (tens and hundreds) | Early Math | Khan Academy5:59187 393
Monkeys for a party | Place value (tens and hundreds) | Early Math | Khan Academy2:5885 908
Blueberries and cherries4:112 428
Monkeys for the queen5:502 056
Vector representations exercise example | Vectors | Precalculus | Khan Academy2:36190 716
Adding 7 + 6 | Addition and subtraction within 20 | Early Math | Khan Academy3:5399 732
Place value example with 25 | Place value (tens and hundreds) | Early Math | Khan Academy2:5569 910
Teens as sums with 10 | Place value (tens and hundreds) | Early Math | Khan Academy3:00139 896
Measuring a golden statue | Measurement and data | Early Math | Khan Academy4:8094 236
Classifying vectors and quantities example | Vectors | Precalculus | Khan Academy3:16110 933
Calculating conditional probability | Probability and Statistics | Khan Academy6:4389 063
Analyzing dependent probability | Probability and Statistics | Khan Academy9:3029 666
Esther counts to 1002:133 229
Analyzing event probability for independence | Probability and Statistics | Khan Academy6:4838 661
Analyzing sample spaces4:42768
Analyzing sample space for roll of dice3:581 477
Analyzing trends in categorical data | Probability and Statistics | Khan Academy8:5425 371
Filling out frequency table for independent events | Probability and Statistics | Khan Academy4:5618 183
Data in two way frequency tables5:581 288
Comparing means of distributions | Probability and Statistics | Khan Academy7:4974 164
Means and medians of different distributions | Probability and Statistics | Khan Academy6:2948 344
Statistical significance of experiment | Probability and Statistics | Khan Academy8:4032 706
Hypothesis testing for new cholesterol test6:1113 135
Appropriate statistical study example | Probability and Statistics | Khan Academy5:1924 708
Types of statistical studies | Statistical studies | Probability and Statistics | Khan Academy9:5256 634
Day length in Alaska | Graphs of trig functions | Trigonometry | Khan Academy7:4330 766
Three way tug of war vectors | Vectors | Precalculus | Khan Academy8:4422 645
Force contribution while pushing box | Vectors | Precalculus | Khan Academy8:5619 880
Total displacement while hiking | Vectors | Precalculus | Khan Academy6:5629 085
Power series representation using integration13:2063 952
Proof of angle addition formula for cosine | Trigonometry | Khan Academy6:2021 004



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