Find the center of mass of the thin rod with the given density function.Find the center of mass of a thin rod that lies along the semicircle y = 
if the density of the rod is 
A. 
= 0, 
= 
?
B. 
= 0, 
= 
?
C. 
= 
?, 
= 
?
D. 
= 
?, 
= 
?
Answer: A
Mathematics
You might also like to view...
Use identities to find the exact value of the trigonometric function.Find sec ?, given that tan ? = 
and ? < ? < 
.
A. - 
B. 
C. - 
D. - 
Mathematics
Express as a product.ln 
A. 
B. 
ln 8
C. 3 ln 8
D. ln 
? ln 8
Mathematics
Evaluate the expression. Round to five decimal places when necessary.(-12)-4
A. - 
B. 
C. 
D. - 
Mathematics
Determine independence. Answer Yes or No.The table shows the political affiliation of voters in one city and their positions on stronger gun control laws. ?Stronger Gun Control 
Are party affiliation and position on gun control laws independent?
A. Yes B. No
Mathematics