# statistics math

## Collection by Mario JS

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Triple Integral Example ...

Another quick tip. This time how to multiply matrices. Begin with the matrix multiplication problem: Then move the first matrix down. [Note: Since matrix multiplication is not commutative, this is important. Although it should be noted that the same effect can be accomplished by moving the second matrix up. But under no circumstances should the reverse be tried.] The answer will go in the new space you have created in the bottom right corner. Immediately you can see (if the product is…

how to find square roots within seconds on your finger tips from number 1 - 200. simple square root tricks for fast calculation.

Hi everyone! Mathematics is one of the basic school subjects. But while some people find exact sciences enlightening, others consider them to be incredibly b...

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I was browsing on the math section of Pinterest the other day and found a math activity for elementary school kids. It was similar to this (but of course I can't find the pin anymore). If the link doesn't work, picture this: you have some number (say 23) and there is a box above it and a box below it, and the instructions are something like, "subtract 8 from the number and add 8 to the number". It seemed like a nice graphical organizer for notes and to practice. I made one for drilling…

Learn matrix multiplication using either of GradeA's easy-to-use methods: the Turn and Flip or the Zipper Method.

If you have issues with math, it's not your fault. The problem is that nobody taught you the most useful math tricks in school.