Polynomials Practice

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

(3x - 2)(6x + 1)

• 21x²

• 18x² + 9x + 2

• 9x² - 9x - 2

• 18x² - 9x - 2

(2x + 1)(x - 3)

• -3x - 3

• 2x² + 5x - 3

• 2x² - 5x - 3

• 2x² - 5x +3

Multiply the following together:
(3x - 2)(6x + 1)

• 18x² - 2

• 9x² -9x -2

• 18x² -9x -2

• 3x² -12x

Multiply the following together:
(2x + 3)(x² + 4x + 1)

• 2x³ + 8x² +2x

• 3x² + 12x +3

• 2x³ +11x² +14x +3

• 2x³ + 12x +3

Which expression is equivalent to:
6x³ - 5x²y -24xy² + 20y³

• x²(6x - 5y) + 4y²(6x + 5y)

• x²(6x - 5y) + 4y²(6x - 5y)

• x²(6x - 5y) - 4y²(6x + 5y)

• x²(6x - 5y) - 4y²(6x - 5y)

Find the area of the rectangle with length ( x - 5) and width of ( 3x + 1)

• 3x² - 5

• 3x²-16x -5

• 3x² -14x -5

• 3x² + x

Find the perimeter of the rectangle with length ( x - 5) and width ( 3x + 1)

• 3x² -14x -5

• 3x² -5

• 8x -8

• x² -15x -5

Which of the following is written in standard form?

• 2x - 5x² -7

• -7 -5x² +2x

• -5x² -7 +2x

• -5x² +2x -7

Find the volume of the rectangular prism with length ( x + 2) width ( x - 4) and height ( 2x + 1).  (HINT: V = lwh)

• x² -8x

• x² -2x -8

• 2x³-3x² -18x-8

• 2x³ -8