Find the flux of the vector field F across the surface S in the indicated direction.F = 
k ; S is the upper hemisphere of x2 + y2 + z2 = 25; direction is away from the origin
A. - 
?
B. 
?
C. - 
D. 
Answer: B
Mathematics
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Write the given integers in order from least to greatest.22, -|1|, -(-7), -|-11|
A. -(-7), 22, -|1|, -|-11| B. -|1|, -|-11|, 22, -(-7) C. -|-11|, -|1|, 22, -(-7) D. -|-11|, -(-7), -|1|, 22
Mathematics
Solve the problem.Prove that for n a positive integer, we have 
+ 
+ ... + 
= 2n
What will be an ideal response?
Mathematics
Use the properties of parallel lines to solve the problem.
is parallel to 
. Find the measure of each numbered angle.
A. ?2 ? ?3, both are 119°; ?1 ? ?ABC, both are 61°. B. ?1 ? ?3, both are 61°; ?2 ? ?ABC, both are 119°. C. ?1 ? ?2, both are 119°; ?3 ? ?ABC, both are 61°. D. ?1 ? ?3, both are 119°; ?2 ? ?ABC, both are 61°.
Mathematics
Divide.-27 ÷ (-3)
A. 9 B. 24 C. -24 D. -9
Mathematics