Solve the problem.A 50-m-long, 8.6-mm-diameter rope hangs free from a ledge. The density of the rope is 70 g/m. How much work is needed to pull the entire rope to the ledge?
A. 87,500g J
B. 3.5g J
C. 87.5g J
D. 6.25g J
Answer: C
Mathematics
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Graph the function.f(x) = 5 - e-x
A. 
B. 
C. 
D. 
Mathematics
Find the value for the function.Find f(-9) when f(x) = |x|- 6.
A. -15 B. 3 C. 15 D. -3
Mathematics
Find the integral.
A. 
e
+ C
B. -24e
+ C
C. 
e
+ C
D. -12e
+ C
Mathematics
Solve.Find the volume of a sphere with a diameter of 1.1 m. Use 3.14 for ?.
A. 1.266 m3 B. 0.392 m3 C. 5.572 m3 D. 0.697 m3
Mathematics