Solve the application problem.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 280 doctors, how many doctors would you expect to recommend the supplement? (Round to the nearest whole number, if necessary.)
A. 80 doctors
B. 980 doctors
C. 3920 doctors
D. 40 doctors
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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Use the given feasible region determined by the constraint inequalities to find the minimum possible value of the objective function.f = 7x + 6y subject to the constraints 
A. 231 B. 0 C. 385 D. 275
Mathematics
Prove the identity.
?
What will be an ideal response?
Mathematics
Multiply.(2m + 3)2
A. 2m2 + 12m + 9 B. 2m2 + 9 C. 4m2 + 12m + 9 D. 4m2 + 9
Mathematics