Express as a product.log y19
A. log y ? log 19
B. 19 log y
C. y log 19
D. log y ? log y
Answer: B
Mathematics
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Solve the problem.The concentration, in parts per million, of a particular drug in a patient's blood x hours after the drug is administered is given by the function, f(x) = -x4 + 9x3 - 29x2 + 45x. How many hours after the drug is administered will it be eliminated from the bloodstream.
A. 5 hours B. 4 hours C. 9 hours D. 14 hours
Mathematics
Factor.-9x2 + 6x + 8
A. -(3x + 2)(3x - 4) B. -(9x + 2)(x - 4) C. -(3x - 2)(3x + 4) D. -(9x + 1)(x - 8)
Mathematics
Find the LCD of the list of fractions.
, 
A. 45 B. 18 C. 3 D. 15
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 2
A. 3
B. 
C. 
D. 
Mathematics