Chemical Reaction The reaction in which reactants are converted into products is called a chemical reaction. Eg. C + O2 --> CO2 Reactants Reactants are the substances that take part in a chemical...
PL/SQL variables must be declared in the declaration section or in a package as a global variable. Example 1: DECLARE v_ysc varchar2(100) := ‘YourSmartCode’; ----- variable declaring...
Rank of a matrix is a positive number that tells us how many rows are independent in that matrix, i.e., how many rows are not a linear combination of other rows or not a multiple of other rows. It helps...