Polynomial add - sub - mult

Simplify:

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z

• 4x + y + 6z

• -4x - y + 6z

• -4x + y + 6z

Simplify:

 $\left(x^{4\ }-3x^2-2x\ +1\right)-\left(5x^3\ +2\right)$  

•  $x^{4\ }-3x^2-2x\ +1-5x^3\ +2$  

•  $x^{4\ }-3x^2-2x\ +1-5x^3\ -2$  

•  $x^{4\ }-5x^3-3x^2-2x\ -1$  

•  $x^{4\ }-5x^3-3x^2-2x\ +3$  

Tags

CCSS.HSA.APR.A.1

Simplify:

(6x + 4x⁴ - 3x²) + (7x⁴ + 5x² + 8x)

• 11x⁴ + 2x² + 14x

• 16x⁴ + x² + 14x

• 11x⁴ + x² + 14x

• 11x⁴ + 2x² + 10x

Tags

CCSS.HSA.APR.A.1

Classify the polynomial by the degree AND the number of terms:

3x⁴ + 2x² + 5x ?

(a)  

Simplify:

(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 4

• b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 7

Simplify:

(4n⁴ - 8n + 4) - (8n²+ 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Classify the polynomial by the degree AND the number of terms:

-2k² + 1 - 4k³ - 3k

(a)  

Simplify:

(x - 5)(x + 1)

• x² - 4x - 5

• x² + 6x - 5

• x² - 5x - 4

• x² - 4x - 4

Simplify:

(5x+1)(x+4)

• 5x²+ 19x − 4

• 5x²+ 21x + 4

• 5x² + 4

• 5x² − 19x − 4

Simplify:

(2x + 5)²

• 4x² + 20x + 25

• 4x² + 10x + 25

• 4x² + 25

• 2x² + 25