Add/Subtract & Mult Polynomials

What are like terms?

• The same coefficients.

• The same variables with different exponents.

• Terms with the same variable and exponents combination.

• Different variables with same exponents.

 $Add:\ \ \left(-4k^4+14+3k^2\right)+\left(-3k^4-14k^2-8\right)$  

•  $-7k^4-11k^2+6$  

•  $12k^4-11k^2+6$  

•  $-7k^4+0-5k^2$  

•  $-7k^4-11k+2$  

 $Subtract:\ \ \left(3r^4+4r^3\right)-\left(r^4-5r^3\right)$  

•  $2r^4-r^3$  

•  $2r^4-5r^3$  

•  $2r^4+9r^3$  

•  $11r^7$  

(10m - 7n) + (2m - n)

• 12m - 8n
• 12m - 6n
• 12m + 8
• 12m - 6

What is the perimeter of the rectangle?

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

(4x+1)(5x−2)

• 20x² + 3x − 2
• 20x² − 11x + 5
• 20x² − 18x + 2
• 20x² − 3x − 2

Find the product:
(5s+2)²

• 25s²+4
• 25s²+10s+4
• 25s²+20s+4
• 5s²+20s+4

What term is represented by the algebra tiles?

• 3
• -3
• 3x
• 3x²

7(−5v − 8)

• −35v − 56
• 35v − 56
• −35v + 56
• −35v² − 56v

 2x(−2x − 3)

• 4x² + 6x
• −4x² − 6x
• −4x − 6x
• −4x − 6