Find the center of mass of the wire that lies along the curve r and has density ?.r(t) = 7ti + 7tj + 4t2k, 0 ? t ? 1; ?(x, y, z) = 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
You might also like to view...
Provide an appropriate response.Explain what is represented by the area and perimeter of a shape.
What will be an ideal response?
Mathematics
Perform the indicated operations.Estimate by rounding to the nearest hundred, then find the actual sum.434564562365
A. Estimate: 2,900 Actual: 2,827 B. Estimate: 2,830 Actual: 2,290 C. Estimate: 2,800 Actual: 1,925 D. Estimate: 2,827 Actual: 2,393
Mathematics
Find the distance between the two points ( -8, 4) and (-2,12 )
A) 17 B) 10 C) 20 D) 7 E) 30
Mathematics
Write the expression as one logarithm.logb b - logb x
A. logb b - x
B. logb 
C. log2b 
D. logb 
Mathematics