Algebraic expression part 3

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. 2-z^(3)+3xy+(1)/(2)x^(4)

Identify which of the following algebraic expressions are polynomials. If so, write their degrees. (2)/(3)x^(3)-(5)/(4)x-7

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

Algebraic Expressions and Polynomials

Fill in the blanks. In the algebraic expression x+3, 3 is added to ____________ .

Write all the terms of each of the following algebraic expressions : 3-7x

Write the algebraic expressions for the following. A number x is reduced by 3.

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