Simplifying Polynomials

Multiple Choice

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y
• 3x, 9x
• 3x, -9x
• 3x, -9x, 2x²

Multiple Choice

Which expression is equivalent to
v + v + v + v + v?

• 5v
• v⁵
• v + 5
• v5

Multiple Choice

Which expression is equivalent to:
d + d + d + 3 + 2

• 3d + 5
• d + 5
• 2d + 7
• 3d + 4

Multiple Choice

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11
• 11x + 11
• 16x² - 5x + 11
• 10x²

Multiple Choice

Simplify by combining like terms:

3x-5x

• 2x

• 8x

• -2x

• 15x²

Multiple Choice

2(c - 8)

• 2c - 16
• 2c + 16
• 2c - 8
• c - 16

Multiple Choice

3(2c - 5)

• 6c - 15
• 6c + 15
• 6c + 15
• -6c - 15

Multiple Choice

3(4+3r)

• 12+9r
• 7+6r
• 12+5r

Multiple Choice

-7(w - 4) + 3w - 27

• 4w + 15
• -4w + 1

Multiple Choice

(4x² + 3) + (x² − 3x + 5)

• 4x² - 3x + 8

• 4x² + 3 - 3x + 5

• 5x² + 0x + 5

• 5x² - 3x + 8

Poll

Find the sum of the polynomial.

(10y² + 8y + 6) + (17y² − 11)

• 27y⁴ + 8y - 5

• 27y² + 8y + 17

• 27y² + 8y - 5

• 27y⁴ - 3y + 6

Multiple Select

Find the sum of the polynomial.

(9x² + 15x + 21) + (−13x² − 11x − 26)

• -4x² + 4x - 5

• -22x² - 4x + 5

• -4x² -4x + 5

• 22x² + 4x + 5

​

Math Response

Simplify: $$\left(8x+6x^2\right)-\left(3x+x^2\right)$$

Type answer here

Correct Answer: 5x^2+5x

Deg^°

Rad

Math Response

Simplify: $$\left(5x^2+4x-3\right)-\left(2x^2-3x+9\right)$$

Type answer here

Correct Answer: 3x^2+7x-12

Deg^°

Rad

Multiple Choice

How do you find perimeter?

• multiply length * width

• Add the length and width

• Add the measures of all the sides

• length times width times height

EXAMPLE

Find the perimeter of the figure.​

​ADDING POLYNOMIALS

Math Response

Find the perimeter of the shape.

Type answer here

Correct Answer: 7x-112

Deg^°

Rad

Multiple Choice

What is the perimeter of the triangle shown?

• 9r²+r-5

• 9r⁴+r²-4

• 9r²-r+4

• 9r²+r-4