A Rod Has a Linear Density $\lambda$ = 3x,where X Is the Distance Along the Rod,which Spans

question 25

Multiple Choice

A rod has a linear density $\lambda$ = 3x,where x is the distance along the rod,which spans 0 < x < 1 m.What is the coordinate of the center of mass of the rod?

• A)0.25 m
• B)0.33 m
• C)0.5 m
• D)0.67 m
• E)0.75 m

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Any mathematical phrase that can contain numbers, variables, and operation symbols, but does not have an equality symbol.

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The act of making an expression as simple as possible.

Expression

A combination of symbols that jointly express a quantity or number, which can include variables, constants, and operating symbols.

Simplify

The process of making a mathematical expression as simple as possible by performing all operations and reducing to the fewest terms.