Solve the problem.The sum of a number and two is negative eleven. Find the number.
A. -13
B. 0
C. 13
D. -9
Answer: A
Mathematics
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Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.sin 14°
A. 0.13 B. 0.99 C. 1.10 D. 0.24
Mathematics
Determine whether the given constant is a solution to the given polynomial equation.x4 - 3x2 - 4 = 0; -1
A. No B. Yes
Mathematics
Solve for x.|3x - 9 | ? 15
A. x ? -8 or x ? 2 B. x ? - 2 or x ? 8 C. -8 ? x ? 2 D. - 2 ? x ? 8
Mathematics
Solve the problem.The function 
can be used to determine the milligrams D of a certain drug in a patient's bloodstream h hours after the drug has been given. How many milligrams (to two decimals) will be present after 
A. 0.19 mg B. 0.55 mg C. 6.54 mg D. 148.00 mg
Mathematics