Question detail
method check: find the gradient of the line through (3, 4) and (7, 16).
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Structure and calculation
Question
- A. 3
- B. 6
- C. 0
- D. 3 distractor 3
Answer
The correct answer is 3.
Explanation
The distractors change the result or the form of the answer. The canonical solution reaches 3, so 3 is the only option consistent with the working.
Common mistake
Inverse operations and priority of operations common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Foundation and Higher] Apply conventional priority of operations using brackets, powers, roots and reciprocals..
Show the method first, then give the final answer in the required form. Apply this directly to Inverse operations and priority of operations.
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