Evaluate the integral.
A. -990
B. -495
C. 657
D. 0
Answer: B
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Solve.Find the area of the window. If necessary, use ? ? 3.14 and round your result to the nearest tenth.
6 ft
A. 179 sq ft B. 122.5 sq ft C. 70.7 sq ft D. 31.1 sq ft
Solve the equation.
= 0
A. (-5,?) B. {-5, 5} C. (-?, 5) D. {5}
Provide an appropriate response.An urn contains ten marbles numbered 1 through 10. If a marble is randomly selected from the urn, determine the probability that it shows a number greater than or equal to 4.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.An element decays at the rate of S(t) = se-0.043t, where s is the initial amount in grams and t is the time in years since this initial amount was present. If you have a 80-gram piece of this element, how many grams will you have 5 years from now? Round to the nearest tenth of a gram.
A. 99.2 g B. 64.5 g C. 0.8 g D. 38.3 g