8
Answer: DSet 2: Linear Functions (Beginner)
Explanation
PROBLEM
If f(x) = 2x + 4, find f(6).
If f(x) = 2x + 4, find f(6).
A.
12
B.
18
C.
10
D.✓ Correct
16
Detailed Explanation
Choice D is the best answer. f(6) = 2(6) + 4 = 16
Why others are wrong:
A: 12 is incorrect because it does not satisfy the equation.
B: 18 is incorrect because it does not satisfy the equation.
C: 10 is incorrect because it does not satisfy the equation.