2

Set 3: Linear Functions (Intermediate)

Explanation

Answer: C

PROBLEM

What is the slope of a line passing through (1, 5) and (3, 5)?

What is the slope of a line passing through (1, 5) and (3, 5)?

A.

5

B.

2

C.

0

✓ Correct
D.

undefined

Detailed Explanation

Choice C is the best answer. Slope = (5-5)/(3-1) = 0/2 = 0

Why others are wrong:
A: 5 is incorrect because it does not satisfy the equation.
B: 2 is incorrect because it does not satisfy the equation.
D: undefined is incorrect because it does not satisfy the equation.