Use the improved Euler's method to calculate the first three approximations to the given initial value problem. Compare the approximations with the values of the exact solution.y' = x + y, y(1) = 1, h = 0.2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.A rectangular box is to be inscribed inside the ellipsoid 
Find the largest possible volume for the box.
A. 18
B. 16
C. 12
D. 15
Mathematics
Solve the problem.An artifact is discovered at a certain site. If it has 56% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.012% annually.)
A. 3667 yr B. 4667 yr C. 2098 yr D. 4832 yr
Mathematics
Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 2; r = 4?
A. a5 = 2 + 16?, an = 2 + 4?(n-1) B. a5 = 512?, an = 2 ? 4n-1? C. a5 = 2,048?5, an = 2 ? 4n?n D. a5 = 512?4, an = 2 ? 4n-1?n-1
Mathematics
Add the integers.-18 + (-12)
A. -6 B. 6 C. 30 D. -30
Mathematics