Polynomial Expressions — Test

Question 1

Which model represents the factors of x squared plus 9 x plus 8 ?

Revolt · Accepted Answer

Image with description An algebra tile multiplication grid illustrates a polynomial multiplication layout with factors along the top and left headers. The horizontal top header consists of nine tiles representing the expression x plus eight, organized as one rectangle labeled plus x and eight small squares labeled with a plus sign. The vertical left header consists of two tiles representing the expression x plus one, organized as one rectangle labeled plus x and one small square labeled with a plus sign. Inside the main product grid, the top row contains one large square tile labeled plus x squared followed by eight vertical rectangle tiles labeled plus x. Below this row, the remaining filled space features one horizontal row containing one horizontal rectangle tile labeled plus x followed by eight small square tiles labeled with a plus sign.

Question 2

Which algebraic expression is a polynomial with a degree of 4 ?

Revolt · Accepted Answer

9 x to the 4th power minus x cubed minus x over 5

Question 3

Manuel did not write the remainder. What is the remainder over the divisor?

Revolt · Accepted Answer

the fraction with numerator 24 and denominator A plus 3

Question 4

Which product should Tomas choose?

Revolt · Accepted Answer

open paren 2 x plus y close paren times open paren 2 x squared minus 2 x y plus y squared close paren

Question 5

Which simplified expression represents the area of the parallelogram?

Revolt · Accepted Answer

2 x cubed minus 6 x squared minus 14 x plus 24 square centimeters

Polynomial Expressions — Test Answers

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