Solve the initial value problem.Differential Equation: 
= (7t - 3)i Initial Conditions: 
= -k, r(0) = 4i + 5j + 6k
A. r(t) = 
i - 5j + (6 - t)k
B. r(t) = 
i + 5j + (6 - t)k
C. r(t) = 
i + 5j + (6 - t)k
D. r(t) = 
i - 5j + (t - 6)k
Answer: B
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Supply the missing numbers. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.fractiondecimalpercent?142.9%
A.
1 ? | 1.429 |
B.
1 ? | 1.429 |
C.
1 ? | 14.29 |
D.
1 ? | 14.29 |
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 as t ? ?.
B. 
N(t) ? 1 as t ? ?.
C. 
N(t) ? 0.1 as t ? ?.
D. 
N(t) ? 0.125 as t ? ?.
Solve the problem.The frequency table below shows the number of days off in a given year for 30 police detectives. Make a histogram. 
What will be an ideal response?
Estimate the product by rounding as indicated.(3.6)(1.67); Round each factor to one nonzero digit.
A. 0.8 B. 0.3 C. 3 D. 8