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Answer: ASet 17: Linear Functions (Advanced)
Explanation
Are the lines and parallel or perpendicular?
A.✓ Correct
Neither
B.
Parallel
C.
Perpendicular
D.
Coincident
Detailed Explanation
Choice A is correct. Choice A is the correct answer. Compare slopes. 1. Line 1: . 2. Line 2: . Slope is . 3. Compare: vs . They are reciprocals, but NOT negative reciprocals. Signs are the same. 4. Result: Neither. Strategic Tip: For perpendicularity, signs MUST be opposite. Choice B is incorrect because slopes differ. Choice C is incorrect because signs match. Choice D is incorrect.
Key Steps:
•
The correct answer is Neither
Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.
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