Evaluate. 

A. -  
B.  
C. 0
D.  


Answer: D

Mathematics

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Use DeMoivre's Theorem to write the expression in rectangular form.4

A. -  - i
B. -  + i
C. -  + i
D. -  - i

Mathematics

Solve.The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit  above the earth in  at a velocity of  how long would it take a satellite to complete an orbit if it is at 

/> above the earth at a velocity of  (Use  as the radius of the earth.)

A. 50.48 hours
B. 7.67 hours
C. 26.67 hours
D. 266.69 hours

Mathematics

Find the volume generated by revolving about the x-axis the regions bounded by f (x) = x = 2 , and x = 5 .

What will be an ideal response?

Mathematics

Solve the problem.A size 4 dress in Country C is size 24 in Country D. A function that converts dress sizes in Country C to those in Country D is  Find a formula for the inverse of the function described. Use the inverse function to find dress sizes in the Country C that correspond to the size of 26 in France.

A.
B. 6
C.
D. 2

Mathematics