Seatwork #3

addition of function

f(n)=2n+1

g(n)=3n

Find f(n)+g(n)

• -2n+1

• 6n-1

• 5n+1

• -5n+1

addition of function

f(x) = 3x² + 7x and g(x) = 2x² - x - 1, find (f + g)(x).

• 11x² - 1

• 5x² + 6x - 1

• 5x⁴ + 6x² - 1

• 5x² + 8x - 1

addition of function

When f(x) = 9-3x and g(x) = 5x-7 , find f(x)+g(x). 

• 2x+2

• 14x-10

• -8x+2

• 2x-2

addition of function

f(x) = x + 2

g(x) = x + 4

• 2x + 6

• x + 2

• x + 6

• 2x + 2

addition of function

f(x) = x

g(x) = 1

• x

• x +2

• 2

• 2x