Question detail
calculator check: find the gradient of the line through (2, 3) and (5, 9).
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Solving equations and inequalities
Question
- A. 2
- B. 4
- C. 0
- D. 2 distractor 3
Answer
The correct answer is 2.
Explanation
calculator check uses Quadratic equations: identify the quantities, do the stated operation, and select 2 because it matches the verified final answer.
Common mistake
Quadratic equations common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Higher only] Solve quadratic equations by completing the square and using the quadratic formula..
Show the method first, then give the final answer in the required form. Apply this directly to Quadratic equations.
Related flashcards
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