Question detail
reasoning check: find the gradient of the line through (4, 5) and (6, 13).
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Notation, vocabulary and manipulation
Question
- A. 4
- B. 8
- C. 0
- D. 4 distractor 3
Answer
The correct answer is 4.
Explanation
Trace the calculation before choosing. The verified method for Manipulating expressions gives 4; no later explanation is allowed to change that value.
Common mistake
Manipulating expressions common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Foundation and Higher] Expand products of two binomials and factorise quadratics of the form x^2 + bx + c where appropriate..
Show the method first, then give the final answer in the required form. Apply this directly to Manipulating expressions.
Related flashcards
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Related practice questions
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