Evaluate the integral.
A. 
- 7 ln
B. - 
ln
+ C
C. - 
ln
+ C
D. - 
+ C
Answer: B
Mathematics
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Solve the problem.An open-top box is to be made by cutting small identical squares from each corner of a 
sheet of tin and bending up the sides. If each corner square is x inches on a side, the volume of the box (in in.3) is given by V(x) = 144x - 48x2 + 4x3. By sketching the graph of V(x), estimate what values of x result in a box with a volume greater than 64 in3.
A. 1.5 in. ? x ? 2.5 in. B. 0.1 in. ? x ? 5.0 in. C. 1.0 in. ? x ? 3.0 in. D. 0.54 in. ? x ? 4 in.
Mathematics
Add or subtract. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
Find the absolute value of the complex number.6 - i
A. 
B. 37
C. 
D. 7
Mathematics
Find the exact value of the logarithmic expression.ln l
A. 1 B. -1 C. 0 D. e
Mathematics