Perform the indicated operation and round as indicated.
thousandths
A. 142.639
B. 1426.393
C. 1425.893
D. 142.589
Answer: C
Mathematics
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Find the Taylor polynomial of order 3 generated by f at a.f(x) = x3, a = 7
A. P3(x) = 343 + 147(x - 7) + 21(x - 7)2 + (x - 7)3 B. P3(x) = 1372 + 147(x - 7) + 14(x - 7)2 + (x - 7)3 C. P3(x) = 343 + 49(x - 7) + 49(x - 7)2 + (x - 7)3 D. P3(x) = 6 + 3(x - 7) + (x - 7)2 + (x - 7)3
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Find the sum, if it exists.0.45 + 0.0045 + 0.000045 + . . .
A. 
B. 
C. 
D. Does not exist
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Determine the coordinates of the focus and the equation of the directrix of the parabola.y2 = 40x
A. F(10, 0), x = 10 B. F(0, 10), y = -10 C. F(10, 0), x = -10 D. F(10, 10), x = 10
Mathematics
Find the first two nonzero terms of the Maclaurin expansion of the given function.f(x) = etanx
A. 1 + x + ...
B. 
+ 2x + ...
C. 1 + x2 + ...
D. x + x2 - ...
Mathematics