Algebraic identities part 3

Algebraic Expressions and Polynomials

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

Prove that "The Algebraic Sum of deviations from Mean is zero".

Which sequence of steps correctly gives the value of 4^((3)/(2)) and algebraically justifies the values?

Express the following as algebraic equations and solve. Six times a number decreased by 3 is 15. Find the number.

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

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