A. Read the questions carefully. Encircle the letter of the correct answer.


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

a. 11x² - 1
b. 5x⁴ + 6x² - 1
c. 5x² + 6x - 1
d. 5x² + 8x - 1


2. Given f(x) = x² + 5x + 6 and g(x) = 2x + 4, find (f/g)(x).

a. (x+3)(x+2)/(2x+4)
b. (x+3)/(x+2)
c. (x+3)/2
d. (2x+4)/(x+3)


3. When f(x) = x²+9 and g(x) = x-9, find f(x)-g(x).

a. x²+x+9
b. x²-x
c. x²-x+9
d. x²-x+18


4. When f(x) = 2x and g(x) = x²+3 , find (f o g)(x).

a. x²+2x+3
b. 2x²+3
c. 4x²+3
d. 2x²+6


5. Given g(x) = -2x+2 and f(x) = 3x²+4, find (g+f)(-3)

a. 39
b. -23
c. -27
d. -19

PAHELP PLS TNX​