Find the Matrix Product When Possible $1 \times 4$ Matrix And, Using Matrix Multiplication, Write as a Matrix the Sells

question 305

Multiple Choice

Find the matrix product when possible.
-Le Boulangerie, a bakery, sells four main items: sweet rolls, bread, cakes, and pies. The amount of e. 44 ingredient (in cups, except for eggs) required for these items is given by matrix A.


Suppose a day's orders consist of 20 dozen sweet rolls, 200 loaves of bread, 50 cakes, and 60 pies. Write the orders as a $1 \times 4$ matrix and, using matrix multiplication, write as a matrix the amount of each ingredient needed to fill the day's orders.

• A) [750800150 125 250]
• B) [930 620105125 70]
• C) \( \left[\begin{array}{lllll}930 & 566 & 135 & 125 & 70\end{array}\right] \)
• D) These matrices cannot be multiplied.

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Definitions:

Arithmetic Operations

Basic mathematical operations including addition, subtraction, multiplication, and division.

Exponential Notation

A mathematical way to write numbers using powers of a base number, commonly used for expressing very large or very small values.

Arithmetic Operations

Basic mathematical procedures including addition, subtraction, multiplication, and division.

Complex Arithmetic

Mathematical operations that involve complex numbers, which are numbers that have both real and imaginary parts.