Solve the exponential equation and express approximate solutions to the nearest hundredth.7 x + 4 = 41
A. x = 1.81
B. x = 1.86
C. x = 2.07
D. x = 1.74
E. x = 2.01
Answer: B
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = 
A. L = 0, N = 5
B. L = 
, N = 8
C. L = 
, N = 6
D. diverges
Solve the problem.Plutonium has a decay rate of 0.003% per year. Suppose that a nuclear accident causes plutonium to be released into the atmosphere each year perpetually at the rate of 2 lb per year. What is the limiting value of the radioactive buildup? Round to the nearest pound.
A. 666,667 lb B. 6667 lb C. 667 lb D. 66,667 lb
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. 
= 
?, 
= 
?
B. 
= 
?, 
= 
?
C. 
= 0, 
= 
?
D. 
= 0, 
= 
?
Use divisions to solve the problem.Change $9.38 to quarters, nickels , and pennies.
A. 38 quarters, two nickels, and three pennies B. 37 quarters, one nickel, and three pennies C. 36 quarters, six nickels, and three pennies D. 37 quarters, two nickels, and three pennies