f(x), g(x)

Find f(x) + g(x)

• x² + 9x + 4

• x² + 11x + 4

• x² + 9x + 3

• x² + 11x + 3

Tags

CCSS.HSF-BF.A.1B

Find f(x) - g(x)

• x² - 7x + 2

• -x² + 7x + 2

• -x² - 7x + 2

• -x² - 7x + 4

Tags

CCSS.HSF-BF.A.1B

Find f(x) ^. g(x)

• 2x³ + 21x² + 29x + 3

• 2x³ + 15x² + 27x + 3

• 2x³ + 21x² + 27x + 4

• 2x³ + 21x² + 29x + 4

Tags

CCSS.HSF-BF.A.1B

Find f(x) + g(x).

• 3x² - 8x

• 4x² - 8x - 8

• 4x² - 8x + 8

• 4x² - 8x

Tags

CCSS.HSF-BF.A.1B

Find f(x) - g(x)

• 2x² + 8x - 8

• 3x² + 8x - 8

• 2x² + 8x + 8

• 2x² + 4x - 8

Tags

CCSS.HSF-BF.A.1B

Find f(x) ^. g(x)

• - 24x³ + 8x² + 32x - 16

• 3x⁴ - 24x³ + 16x² - 32x - 16

• 3x⁴ - 24x³ + 8x² + 32x - 16

• 3x⁴ - 24x³ + 16x² + 32x - 16

Tags

CCSS.HSA.APR.A.1

Find f(g(x)) Hint: start with g(x)

• {(6,12), (-12, undefined), (0, undefined), (5, undefined)

• {(6,12),(-12, 0),(0, 0),(5,0)}

• {(6, undefined), (-12, undefined), (0, undefined), (5, undefined)

Find g(f(x)) Hint: start with f(x) first!

• {(-7, 5), (4, 2), (8, 0), (-3, 3)

• {(-7, - 5), (4, 1), (8, 1), (-3, 8)

• {(-7, 5), (4, 1), (8, 0), (-3, 8)

• {(-7, 5), (4, 1), (8, undefined), (-3, undefined)

Find f(g(x))

• x - 5

• x + 5

• 2x - 10

• 2x + 10

Find g(f(x))

• 2x + 5

• 2x + 10

• x - 5

• x + 5