Simplify.11 + (-12) - (-1) - 6 + 19
A. 25
B. 23
C. 9
D. 13
Answer: D
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = 
A. L = ln 2, N = 394 B. L = 1, N = 394 C. L = 1, N = 652 D. diverges
Find the flux of the vector field F across the surface S in the indicated direction.F = 9xi + 9yj + zk; S is portion of the plane x + y + z = 2 for which 0 ? x ? 5 and 
direction is outward (away from origin)
A. - 950 B. 1050 C. 1025 D. 2100
Solve the problem.If the area of the seed triangle in the construction of the Koch snowflake is 5, then the area of the Koch snowflake is
A. 10. B. 8. C. infinite. D. 0. E. none of these
Find the median.Cost of cellular phones: $92, $28, $212, $118, $275, $243, $240
A. $212 B. $118 C. $173 D. $240