Find the product and simplify.
? 
A. 32
B. 20
C. 20
D. 40
Answer: D
Mathematics
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Solve. Round your results to four decimal places.Use the Euler method with dx = 0.5 to estimate y(3) if y' = y2/
and y(2) = -1. What is the exact value of y(3)?
A. y ? -0.6685, exact value is -0.2362 B. y ? -0.8013, exact value is -0.2217 C. y ? -0.8899, exact value is -0.2025 D. y ? -0.6242, exact value is -0.2265
Mathematics
Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = sin yi + xzj + 5zk ; D: the thick sphere 4 ? x2 + y2 + z2 ? 9
A. 135?
B. 380?
C. 
?
D. 
?
Mathematics
Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = sin u, u = 2x + 15
A. - cos (2x + 15) B. 2 cos (2x + 15) C. cos (2x + 15) D. - 2 cos (2x + 15)
Mathematics
Divide.
A. 127 B. 13.7 C. 137 D. 12.7
Mathematics