Express as a single logarithm.ln 
- ln 
+ ln (x2 - 8x + 16), x > 0
A. ln 
B. ln 
C. ln 
D. ln 
Answer: D
Mathematics
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Compute the unit binormal vector and torsion of the curve. r(t) = 
A. B(t) = 
, ? = 0
B. B(t) = 
, ? = 0
C. B(t) = 
, ? = 1
D. B(t) = 
, ? = 1
Mathematics
Use the linear approximation (1 + x)k ? 1 + kx, as specified.Find an approximation for the function f(x) = (1 - x)5 for values of x near zero.
A. f(x) ? 1 - 5x B. f(x) ? 5 + 5x C. f(x) ? 1 + 5x D. f(x) ? 1 + 6x
Mathematics
Determine whether the first variable varies directly or inversely with the other variable.The number of pizzas that you can buy for $50, the price per pizza
A. Directly B. Inversely
Mathematics
Kate and Mary have a cake that has one-half milk chocolate icing and one-half dark chocolate icing. Both of the girls like all kinds of chocolate. Which cut is not fair?
Mathematics