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
Solving equations and inequalities
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 Simultaneous equations gives 4; no later explanation is allowed to change that value.
Common mistake
Simultaneous equations common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Foundation and Higher] Find approximate solutions to simultaneous equations using a graph..
Show the method first, then give the final answer in the required form. Apply this directly to Simultaneous equations.
Related flashcards
Flashcard 1 of 5
Related practice questions
Question 1 of 5
Choose an answer, get feedback, then move sideways through the set.