Multiply.-(-9)
A. -1
B. 0
C. -9
D. 9
Answer: D
Mathematics
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Solve.A recent advertisement claimed that 2 out of every 5 doctors recommend a certain herbal supplement to increase energy levels. If a local hospital employs 200 doctors, how many doctors would you expect to recommend the supplement? (Round to the nearest whole number, if necessary.)
A. 80 doctors B. 2000 doctors C. 500 doctors D. 40 doctors
Mathematics
List the intercepts of the graph. 
A. (-9, 0), (0, 9) B. (-9, 0), (0, -9), (0, 9), (9, 0) C. (-9, 0), (0, -9), (0, 0), (0, 9), (9, 0) D. (0, 9), (9, 0)
Mathematics
Simplify.
A. 1 B. -1 C. -2 D. -6
Mathematics
Solve the radical equation. Check all proposed solutions.
= y + 1
A. y = - 
B. y = 5
C. y = -5
D. y = 6
Mathematics