Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round to four decimal places.log2071
A. 0.7028
B. 1.4229
C. 3.1523
D. 0.5502
Answer: B
Mathematics
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Find the area or volume.Find the volume of the solid generated by revolving the region in the first quadrant under the curve 
bounded on the left by x = 1, about the x-axis.
A. 
?
B. 4?
C. 16?
D. 
?
Mathematics
Solve the problem. Round to an appropriate number of significant digits.Two forces, of 63.0 and 32.9 lb, forming an angle of 100.5°, act at a point in the plane. Find the magnitude of the resultant force.
A. 380 lb B. 2040 lb C. 95.9 lb D. 65.5 lb
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Integrate the function.
A. 
B. 
C. 
D. 
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Find z1z2. Write your answer in standard polar form with the argument in radians.z1 = 2 + 2i, z2 = 
- i
A. 4
B. 4
C. 4
D. 4
Mathematics