Solve the System of Equations Using Matrices (Row Operations)

question 197

Multiple Choice

Solve the system of equations using matrices (row operations) . If the system has no solution, say that it is
inconsistent.
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• A)x = 1, y = 4, z = 2; (1, 4, 2)
• B)x = 1, y = 2, z = 4; (1, 2, 4)
• C)x = 2, y = 4, z = 1; (2, 4, 1)
• D)x = 2, y = 1, z = 4; (2, 1, 4)

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Definitions:

Doubles

Doubles generally refers to a situation or quantity that is twice as large as a reference or starting point.

Perfectly Elastic

A situation in economics where the quantity demanded or supplied responds infinitely or substantially to a change in price.

Tax Burden

The total amount of taxes paid by individuals or businesses, often expressed as a percentage of income or GDP.

Elasticity

The indicator of the responsiveness of the demand or supply of a product to shifts in key factors like price or income.