methods to solve determinant || standard determinant

Best method to determine paternity is

If x is the number of tails in three tosses of a coin, then determine the standard deviation of X.

Shortcut method to determine acute and obtuse angle Bisectors

Method to Determine Stability OF Reaction Intermidiate-2

Method to Determine Stability OF Reaction Intermidiate-1

Formula and Methods to determine acute and obtuse angle bisector?

For the following probability distribution determine standard deviation of the random variable X.

Genetic basis OF inheritance;Sex Determination 1. Environmental determination OF Sex 2. Genic determination OF Sex 3.Chromosomal Determination OF Sex A.XY-Method B. zw-Method CXo-Method D.ZO-Methode.Haplodiploidy