Multiplying Matrices by Scalars HSN.VM.C.7 Grade 10 SBAC Practice Test Questions TOC | Lumos Learning

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Lumos StepUp - Smarter Balanced Online Practice and Assessments - Grade 10 Mathematics Multiplying Matrices by Scalars

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If the matrix \(\left[ \begin{array}{cc} 3 & -2 \\ 5 & 1 \end{array} \right]\) is multiplied be a scalar and the resulting matrix is \(\left[ \begin{array}{cc} 9 & -18 \\ 20 & 3 \end{array} \right]\), what was the scalar?

Resource: Question

Question Type: Multiple Choice - Single Answer

Standard(s):HSN.VM.C.7

Standard Description: Multiply matrices by scalars to produce new matrices, e.g., as when all of the payoffs in a game are doubled.

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