Simplify the expression. Write the result using positive exponents only.-5z-4
A. 
B. - 
C. - 
D. 
Answer: B
Mathematics
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Find the center of mass of the particles with the given masses located at the given points.6 at (-2, -3), 8 at (-1, -1), 9 at (1, 1), 11 at (3, 2), 12 at (5, 4)
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 82, 
= 53
D. 
= 
, 
= 
Mathematics
At a minimum value of 
, 
is 0.
Answer the following statement true (T) or false (F)
Mathematics
Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 
B. 
C. 
D. 
Mathematics
Find the finance charge on the revolving charge account. Assume interest is calculated on the unpaid balance of the account. Round to the nearest cent.Unpaid Balance Monthly Interest Rate$554.101.2%
A. $6.65 B. $3.88 C. $4.66 D. $7.98
Mathematics