After the Row and Column Reductions, What Is the Minimum

question 55

Multiple Choice

After the row and column reductions, what is the minimum number of lines needed to cover all of the zeroes?

• A)0 lines
• B)1 line
• C)2 lines
• D)3 lines
• E)4 lines

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Definitions:

Gasket-Type Seals

Devices designed to prevent the leakage of fluids between two surfaces by filling the space between them, typically made of flexible materials.

Trapezoidal

A shape or form characterized by a four-sided polygon with at least one pair of parallel sides.

Cross Section

A view or drawing that shows what the inside of something looks like after a cut has been made perpendicular to its axis.

Radial-Contact Bearings

Bearings that support loads perpendicular to the axis of the shaft.