3
Answer: BSet 3: Polynomial Functions (Intermediate)
Explanation
PROBLEM
Add: (3x + 2) + (3x + 4). What is the coefficient of x in the result?
Add: (3x + 2) + (3x + 4). What is the coefficient of x in the result?
A.
7
B.✓ Correct
6
C.
12
D.
5
Detailed Explanation
Choice B is the best answer. (3x + 2) + (3x + 4) = 6x + 6. Coefficient of x is 6.
Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
C: 12 is incorrect because it does not satisfy the equation.
D: 5 is incorrect because it does not satisfy the equation.