Introduction to Polynomials

Question 1

Which algebraic expression is a polynomial?

Revolt · Accepted Answer

7mn + +

Question 2

An algebra tile configuration where the 2 largest tiles are labeled plus x squared, there are 4 tiles labeled negative x, where each tile is half the size of the largest tiles, and 6 tiles labeled minus that are each one-quarter the size of the largest tile.

Revolt · Accepted Answer

2x2 – 4x – 6

Question 3

Alina fully simplifies this polynomial and then writes it in standard form.xy2 – 2x2y + 3y3 – 6x2y + 4xy2

Revolt · Accepted Answer

–8x2y

Question 4

Which term could be put in the blank to create a fully simplified polynomial written in standard form?8x3y2−_____+3xy2−4y3

Revolt · Accepted Answer

x2y2

Question 5

Which algebraic expression is a polynomial with a degree of 5?

Revolt · Accepted Answer

2xy4 + 4x2y3 – 6x3y2 – 7x4

Question 6

Which polynomial correctly combines the like terms and expresses the given polynomial in standard form?9xy3 – 4y4 – 10x2y2 + x3y + 3x4 + 2x2y2 – 9y4

Revolt · Accepted Answer

3x4 + x3y – 8x2y2 + 9xy3 – 13y4

Question 7

For the polynomial 6xy2−5x2y?+9x2 to be a trinomial with a degree of 3 after it has been fully simplified, what is the missing exponent of the y in the second term?

Revolt · Accepted Answer

1

Introduction to Polynomials Answers

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