Solve the problem.A sample of 650 grams of radioactive substance decays according to the function 
where t is the time in years. How much of the substance will be left in the sample after 20 years? Round your answer to the nearest whole gram.
A. 1 g
B. 294 g
C. 0 g
D. 304 g
Answer: D
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Provide an appropriate response.Rank the numbers in order from smallest to largest.8.99 x 102, 5.19 x 103, 4.91 x 10-2, 4.59 x 10-3, 2.75 x 10-1
A. 2.75 x 10-1 < 4.91 x 10-2 < 4.59 x 10-3 < 8.99 x 102 < 5.19 x 103 B. 8.99 x 102 < 5.19 x 103 < 4.91 x 10-2 < 4.59 x 10-3 < 2.75 x 10-1 C. 2.75 x 10-1 < 4.91 x 10-2 < 8.99 x 102 < 4.59 x 10-3 < 5.19 x 103 D. 4.59 x 10-3 < 4.91 x 10-2 < 2.75 x 10-1 < 8.99 x 102 < 5.19 x 103
Select the smaller of the two given numbers.?-20?, ?-24?
A. ?-24? B. ?-20?
Provide an appropriate response.True or false? i3 = -i
A. True B. False
Find the relative extremum of 
by applying the First Derivative Test.
?
A. relative minimum: 
B. relative maximum: 
C. relative minimum: 
D. relative minimum: 
E. relative maximum: 