20 gifok which explain the math on the fingers

It does not dry charts and figures, which are sometimes impossible to understand. It is clear to every visual image of the basic laws of mathematics - and much is clear.

Watch interesting even to those who did not understand.



1. How to draw an ellipse:







2. How does Pascal's triangle (on top and on the sides - one, each number is the sum of the numbers placed on them):







3. How quickly multiply binomial:





4. How to understand logarithms:







5. How not to get lost, holding the matrix transposition:





6. Intuitively, that "Pythagorean pants all sides are equal»:





7. Why is the amount of external angles of the polygon is always 360 degrees:







8. How actually looks like the number π:





9. If the length of the arc is equal to along the length of its radius, the resulting angle is equal to one radian:





10. Visualization sinus (red) and cosine (Blue) angle:





11. The same, but even simpler:







12. Same triangles:







13. And a little trigonometry:







14. Curves tangent:







15. If you expand the picture gets even clearer:







16. How do I transfer function from the Cartesian to polar coordinate system:







17. How to draw a parabola:







18. Riemann sums - the approximate area under the curve:







19. How to draw a hyperbole:







20. If we translate this in 3D, will hyperboloid




21. That's how it looks in real life:











See also:

Chemical magic
What scientists are joking
100 free online courses in Russian


via ain.ua/2014/08/28/538268?utm_content=buffer94cd8&utm_medium=social&utm_source=plus.google.com&utm_campaign=buffer

Tags

See also

New and interesting