Polynomial Test Questions

Use direct substitution to evaluate f(k) = 7k³ + 4k² - 6k + 2 when k = 3

• f(3) = 7(3)³ + 4(3)² - 6(3) + 2; f(k) = 209

• f(3) = 7(3)³ + 4(3)² - 6(3) + 2; f(k) = 613

• f(3) = 7(3)³ + 4(3)² - 6(3) + 2; f(k) = 198

• f(3) = 7(3)³ + 4(3)² - 6(3) + 2; f(k) = 509

Tags

CCSS.HSF.IF.A.2

Use direct substitution to evaluate f(k) = -2x⁴ -3x³ + 0x² + 5x - 11 when k = -3

• 113

• -107

• -98

• 204

Tags

CCSS.HSF.IF.A.2

Describe the end behavior for the function: f(x) = x⁴ + 2x² - 5x + 7

• Down/Up

• Up/Down

• Up/Up

• Down/Down

Describe the end behavior for the function: f(x) = -4x³ + 27x² + 9x - 13

• Down/Up

• Up/Down

• Up/Up

• Down/Down

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 20a - 7 

• 5a³ - 9a² - 20a - 7

Tags

CCSS.HSA.APR.A.1

Add to Simplify:
 (4x - 2x³) + (5x³ - 4x + 5)

• 3x³ + 5

• 3x³ + 8x + 5

• 3x² + 5

• 7x³ + 8x + 5

Tags

CCSS.HSA.APR.A.1

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 

• -7n² - 8n + 3 

• -6n² - 8n + 3

• -7n² - 4n + 3

Tags

CCSS.HSA.APR.A.1

(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 4

• b⁴ - 2b³ + 7

• 5b⁴ - 2b³ + 7

Tags

CCSS.HSA.APR.A.1

Multiply
(x+5)²

• x²+25

• x²-25

• x²+10x+25

• x²-10x+25

Tags

CCSS.HSA.APR.C.4

Multiply: (x - 5) (x + 4) (x + 2)

• x³ + 3x² - 18x - 40

• x³ + x² - 22x - 40

• 2x³ + x² - 24x - 20

• -x³ + 6x² + 4x + 16

Tags

CCSS.HSA.APR.A.1