1) In a mathematical equation, a coefficient is a constant by which a variable is multiplied. Consider the following equations: 3 x 2 + 5 x - 3 = 0. ax 3 + by 2 = z. The values 3 and 5 in the first equation are coefficients of x , a variable. In the second equation, if a and b are constants, then a is a coefficient of x 3 , and b is a coefficient of y 2 .
Allegiance definition, the loyalty of a citizen to his or her government or of a subject to his or her sovereign. See more.
I pledge of Allegiance to the flag of   the United States of America and to the Republic   for which it stands, one nation under God,   indivisible, with liberty and Justice for all.    It's not I pledge of allegiance but I pledge allegiance.. Also,  there are only four words that are proper nouns.