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Which formula expresses distributive over scalar addition?

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Question

Which formula expresses distributive over scalar addition?

Options

  • \[(k+l)A=kA+lA\]

  • \[(k+l)A=(kl)A\]

  • \[(k+l)A=k(lA)\]

  • \[(k+l)A=kA+l\]

MCQ
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Solution

The sum of the scalars can be distributed across the matrix \[A\]. Hence, \[(k+l)A=kA+lA\].

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