The sizes of two matrices A and B are given. Find the sizes of the product AB and the product BA, if the products are defined. A is 1 x 2, B is 2 x 1. Select one: A.AB is 1 x 1, BA is undefined. O B.AB is 1 x 1, BA is 2 × 2. O C.AB is undefined, BA is 2 × 2. D.AB is 2 x 2, BA is 1 × 1.

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A: volume of a rectangular solid is 3x4-3x3-33x2+54xlength of the solid is 3x and width is x-2

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A: we need to show that set of given vector are linealy independent.  

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A: Simplify the  expression.

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A: As per the company guidelines We can answer first question . Please understand. Kindly repost the  f...

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A: This is a problem related to set. Based on the set of number we will answer the question. 

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Q: 5V3 + V12

A: We can simplify the answer as below.

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