Classify the coefficient of each term in the expression
x2y2 – 10x2y + 5xy2 – 20.
Coefficient of x2y2 is 1.
Coefficient of x2y is –10. Coefficient of xy2 is 5.
Give five examples of expressions containing one variable and five examples of expressions containing two variables.
Construct:
(a) 3 binomials with only x as a variable;
(b) 3 binomials with x and y as variables;
(c) 3 monomials with x and y as variables;
(d) 2 polynomials with 4 or more terms.
Classify the following polynomials as monomials, binomials, trinomials –z + 5, x + y + z, y + z + 100, ab – ac, 17
write two terms which are like
(i) 7xy (ii) 4mn2 (iii) 21.
