Find the sum.
A. - 30 (1 - 7n)
B. - 5 (1 - 7n)
C. - 
(1 - 7n-1)
D. - 
(1 - 7n)
Answer: D
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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
The number of cars sold weekly by a new automobile dealership grows according to a linear growth model. The first week the dealership sold two cars (P0 = 2). The second week the dealership sold six cars (P1 = 6).In the first 50 weeks the dealership sold a total of
A. 4996 cars. B. 5000 cars. C. 2000 cars. D. 5004 cars. E. none of these
Write in scientific notation.0.000000093006
A. 9.3006 × 10-9 B. 9.3006 × 10-8 C. 9.3006 × 108 D. 9.3006 × 10-7
Graph the system of inequalities. Indicate the solution set by shading.2x + 3y ? 6 x - y ? 3 x ? 1
A. 
B. 
C. 
D. 