Algebraic expression part 2

Identify which of the following algebraic expressions are polynomials. If so, write their degrees. 3x^(2)+(2)/(x)-3

Idenitfy which of the following algebraic expression are polynomials. If so, write their degrees. 2x-(3)/(x)

Identify which of the following algebraic expressions are polynomials. If so, write their degrees. x-(2)/(x)+5

Idenitfy which of the following algebraic expression are polynomials. If so, write their degrees. (2)/(5)x^(3)-7x^(2)-(1)/(2)x+3

Idenitfy which of the following algebraic expression are polynomials. If so, write their degrees. 3x^(2)y-(2)/(xy)+5xy^(2)

Identify which of the following algebraic expressions are polynomials. If so, write their degrees. x^(2)y-2xy+(2)/(3)x-1

Write the statements explaining the following algebraic expressions. Also, write the terms of algebraic expression. 13ab+2c

Algebraic Expressions and Polynomials

Factorize each of the following algebraic expressions: a^2-b^2-a-b

Fill in the blanks. An algebraic expression is called an equation if it involves an ______________.