These are some of the operations which are mostly not allowed.

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Timestamps

0:00 Division by 0
0:48 Logarithm of zero
1:08 Modulus of a Number will be positive
1:34 Raising zero to a negative number
1:57 Multiplying infinity with zero
2:13 Addition of scalar and vector
2:28 Determinant of a rectangular matrix
2:45 Inverse of a singular Matrix
3:21 Log of a negative number
3:46 Scalar number with a matrix
3:59 Derivative of a nondifferential function
4:15 Eigenvalues of nonsquare matrix
4:44 Square of a nonsquare matrix
5:25 Order of operations
6:08 Cancellation
6:24 Solving exponents
6:45 No parenthesis
7:03 Adding unlike terms
7:42 Splitting the denominator



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— DISCLAIMER —

This video is intended for entertainment and educational purposes only. It should not be your sole source of information. Some details may be oversimplified or inaccurate. My goal is to spark your curiosity and encourage you to conduct your own research on these topics.