// Numbas version: finer_feedback_settings {"name": "General scalar multiplication (same as WBQ 1.10)", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"name": "General scalar multiplication (same as WBQ 1.10)", "tags": ["easy", "random variable name", "scalar multiplication"], "metadata": {"description": "

Simple scalar multiplication of a general vector with the important scalars 0, 1, -1. Just the variable name is randomised.

", "licence": "Creative Commons Attribution 4.0 International"}, "statement": "

Given any vector \\(\\var{v}\\in \\mathbb{R}^n\\):

", "advice": "

You can see the answers revealed above.

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Determine \\(0\\cdot \\var{v} = \\) [[0]]

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Determine \\(1\\cdot \\var{v} = \\) [[0]]

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Determine \\((-1)\\cdot \\var{v} = \\) [[0]]

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