Simplify. Write your answer in the form a + bi, where a and b are real numbers.(8 - 
) + (2 + 
)
A. 10 - 13i
B. 10 + 13i
C. 10 - 5i
D. 10 + 5i
Answer: C
Mathematics
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Use Gauss's Divergence Theorem to calculate 
.F(x, y, z) = 4x3i + 4y3j + 4z3k; S: the thick sphere 25 ? x2 + y2 + z2 ? 36
A. 
?
B. 1092?
C. 
?
D. 223,248?
Mathematics
Find the length of the curve.x = 6et sin t, y = 6et cos t, 0 ? t ? 1
A. 6
(e - 1)
B. 6
e
C. 12(e - 1)
D. 
(e - 1)
Mathematics
Provide an appropriate response.What is the value of 
for any values of the variables?
A. undefined B. -1 C. 0 D. 1
Mathematics
Sketch the graph of the polynomial function.f(x) = x3 - 4x2 + x + 6
A. 
B. 
C. 
D. 
Mathematics