Add and Subtracting Functions

f(n)=x²+1
g(n)=2x-5
Find f(n)-g(n)

• x²-2x+6
• -x²+2x+4
• -x²-2x-6
• x²-2x-4

Tags

CCSS.HSF-BF.A.1B

If f(x) = (4x²+ x) and g(x) = (x²+ 2x)

Find f(x) - g(x).

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Tags

CCSS.HSF-BF.A.1B

If a(x) = (4n⁴ - 8n + 4) and b(x) = (8n² + 4n⁴ + 1)

Find a(x) - b(x)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Tags

CCSS.HSA.APR.A.1

Add.

(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

• 4x³ + 1x² – 3x + 1

• 2x³ + 1x² - 5x + 9

• 6x³ + 1x - 1x² - 3

• 3x⁵ +1x - 1x⁵ - 3x

Tags

CCSS.HSA.APR.A.1