Basic Polynomial

Which of the following best represents the perimeter of the given concave polygon?

• 4x + 28

• 2x + 21

• 3x + 21

• 4x + 21

Which of the following algebraic expressions best represents the perimeter of the given polygon?

• 5x + 13

• 7x + 11

• 6x + 8

• 7x + 12

Which of the following expressions may be used to capture the area of the given space?

• (n + 2) - n

• 2n + 2(n+ 2)

• 3n + 2

• n(n + 2)

What expression may be used to model the perimeter of the given polygon?

• 12x + 2y - 2

• 12x + 6y + 2

• 12x + 6y - 6

• 12x + 6

Write the expression for the perimeter of the given rectangle. Choose the best answer.

• 6x + 5

• 12x + 10

• 8x + 6

• 16x + 12

If (3a - 4b) were subtracted from (5a + 2b), then which of the following expressions may be used to represent the result?

• -2a - 6b

• -2a - 2b

• 2a - 2b

• 2a + 6b

The perimeter of the given trapezoid is represented by 3x + 50. Which of the following expressions may be used to represent to missing side?

• 3x + 11

• 3x + 61

• 3x - 11

• 3x + 144

Simplify 0.5(4r - 1.5t) - 3.5(2.5r + 4t)

• -6.75r - 14.75t

• -6.75r + 2.5t

• 3.5r + 2.5t

• 3.5r - 0.5t

Consider 3x² + 2x³. Is this algebraic expression already simplified?

• Yes

• No

• Not enough information

Consider 5b² - 8b². Is this algebraic expression already simplified?

• It is simplified since 5 and -8 are different.

• It is simplified since it looks simple.

• It is not simplified because the two terms have the same pronumeral with the same exponent.

• It is not simplified because there are two terms shown in the expression.