Solve.A recent advertisement claimed that 2 out of every 7 doctors recommend a certain herbal supplement to increase energy levels. If a local hospital employs 270 doctors, how many doctors would you expect to recommend the supplement? (Round to the nearest whole number, if necessary.)
A. 39 doctors
B. 945 doctors
C. 3780 doctors
D. 77 doctors
Answer: D
Mathematics
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Use a calculator with a cube root key to find the root. Round to the nearest thousandth.
A. -5.657 B. -3.175 C. -10.667 D. -4.579
Mathematics
Find the center of mass of the thin rod with the given density function.Find the center of mass of a thin rod that lies along the semicircle y = 
if the density of the rod is 
.
A. 
= 0, 
= 
B. 
= 1, 
= 1
C. 
= 0, 
= 1
D. 
= 
, 
= 
Mathematics
Write the equation of the axis of symmetry.y = -6x2 - 8
A. x = 8
B. x = 
C. x = 0
D. x = -6
Mathematics
Write using radical notation. Then, simplify, if possible.811/2
A. 18 B. 9 C. 36 D. 4.5
Mathematics