Question detail
calculator check: multiply the vector (3, 5) by 3.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Vectors
Question
- A. (9, 15)
- B. Not (9, 15)
- C. (9, 15) only sometimes
- D. (9, 15) with no working
Answer
The correct answer is (9, 15).
Explanation
calculator check uses Vector operations and proofs: identify the quantities, do the stated operation, and select (9, 15) because it matches the verified final answer.
Common mistake
Vector operations and proofs common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Higher only] Apply addition and subtraction of vectors and multiplication of vectors by a scalar..
Show the method first, then give the final answer in the required form. Apply this directly to Vector operations and proofs.
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