Determine whether the given value is a solution of the equation.
= -3; 12
A. A solution
B. Not a solution
Answer: A
Mathematics
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The amount M of mercury, in milligrams per deciliter, in the blood of a man eating contaminated food is given by 
, wheret is the time in months since observation began. What is the limiting value of mercury in the bloodstream?
A. About 0.88 milligrams per deciliter B. About 1.76 milligrams per deciliter C. About 0.89 milligrams per deciliter D. About 2.08 milligrams per deciliter
Mathematics
Translate the phrase to mathematical language and simplify.Subtract 7 from -2.
A. -2 + 7; 5 B. 7 - (-2); 9 C. 7 + (-2); 5 D. -2 - 7; -9
Mathematics
The figure shows the area of regions bounded by the graph of f and the x-axis. Evaluate the integral.
A. 9 B. -1 C. 1 D. -9
Mathematics
Multiply or divide as indicated.
÷ 
A. 
B. 
C. 
D. 33
Mathematics