Solve the problem.Find the area of the entire region bounded by the curves  and  

A. 0
B. 1
C.  -  ln 9
D. 5 - 9 ln 9


Answer: A

Mathematics

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Find the domain of the rational expression. 

A. {x|x is a real number and x ? 8 and x ? -5} B. {x|x is a real number and x ? 8 and x ? 5} C. {x|x is a real number and x ? 8 and x ? -8 and x ? -5} D. {x|x is a real number and x ? 8 and x ? -8 and x ? 5}

Mathematics

Evaluate the expression.|16 - 11 |

A. -5 B. 5 C. -27 D. 27

Mathematics

State (a) the precision, (b) the accuracy, and (c) the greatest possible error of the following measurement number.9.805 lb

A. (a) precise to the nearest hundredth, (b) 4 significant digits, (c) 0.005 lb B. (a) precise to the nearest thousandth, (b) 4 significant digits, (c) 0.0005 lb C. (a) precise to the nearest thousandth, (b) 5 significant digits, (c) 0.0005 lb D. (a) precise to the nearest hundredth, (b) 3 significant digits, (c) 0.005 lb

Mathematics

Solve.The function N(t) =  , t ? 8gives the body concentration N(t), in parts per million, of a certain dosage of medication after time t, in hours.Graph the function on the interval [8, ?) and complete the following:N(t) ?   as t ? ?.

A.

N(t) ? 0.057 as t ? ?.
B.

N(t) ? 1 as t ? ?.
C.

N(t) ? 0 as t ? ?.
D.

N(t) ? 0.067 as t ? ?.

Mathematics