Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: upper hemisphere of x2 + y2 + z2 = 9 cut by the plane z = 0Density: ? = 3
A. Iz = 324?
B. Iz = 27?
C. Iz = 
?
D. Iz = 162?
Answer: A
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Express the vector in the form v = v1i + v2j + v3k.5u - 3v if u = 
and v = 
A. v = -4i + 5j - 3k B. v = 5i + 5j - 3k C. v = 14i + 5j - 3k D. v = -4i + 8j - 3k
Find the exact function value.sin-1
A. 
B. 
C. 
D. 
Solve the problem.Factories A and B sent rice to stores 1 and 2. A sent 10 loads and B sent 24. Store 1 used 17 loads and store 2 used 17. It cost $200 to ship from A to 1, $350 from A to 2, $300 from B to 1, and $250 from B to 2. $8350 was spent. How many loads went where?
A. 9 from A to 1 1 from A to 2 8 from B to 1 4 from B to 2 B. 8 from A to 1 2 from A to 2 9 from B to 1 15 from B to 2 C. 10 from A to 1 0 from A to 2 7 from B to 1 17 from B to 2 D. 0 from A to 1 10 from A to 2 17 from B to 1 7 from B to 2
Prove the identity.sin 4x = (4 sin x cos x)(1 - 2 sin2 x)
What will be an ideal response?