The mass of the part of a rod that lies between its left end and a point
x
\displaystyle {x}
x
meters to the right is
4
x
4
\displaystyle {4}{x}^{{{4}}}
4
x
4
kg. The linear density of the rod at
1
\displaystyle {1}
1
meters is
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Question 6 Part 1 of 2
kg/meter and at
3
\displaystyle {3}
3
meters the density is
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Question 6 Part 2 of 2
kg/meter
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\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity