Use common or natural logarithms to solve the exponential equation symbolically.
x = 16
A. x = 
B. x = - 
C. x = ln 8
D. x = ln 
Answer: B
Mathematics
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Solve the exponential equation.32x = 314.2
A. 21.3 B. -7.1 C. 7.1 D. 3
Mathematics
Find the arc length parameter along the curve from the point where t = 0 by evaluating 
r(t) = (etcos t)i + (etsin t)j + 5etk
A. 3
et - 
B. 
et - 
C. 
et - 3
D. 3
tet - 3
Mathematics
Match the function with its graph.f(x) = log3 3x
A. 
B. 
C. 
D. 
Mathematics
Wood deposits recovered from an archeological site contain 24% of the carbon 14 they originally contained. How long ago did the tree from which the wood was obtained die? Hint: the decay constant k for carbon 14 is equal to 0.00012. ?
A. The tree died 11,893 year(s) ago. B. The tree died 13,425 year(s) ago. C. The tree died 8,437 year(s) ago. D. The tree died 10,770 year(s) ago.
Mathematics