Find the difference. Simplify the result.
- 
A.
B.
C.
D.
Answer: A
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Provide an appropriate response.If f(x, y, z) = x2yz2 + xy2z + xy, then fx(1, 2, 3) =
A. 36. B. 55. C. 48. D. 50. E. none of the above
Find the value of the logarithmic function.log7
A. 2 B. -2 C. -7 D. 7
Solve the system of equations. If the system has no solution, say that it is inconsistent.
A. x = 0, y = 0; (0, 0) B. x = 0, y = -12; (0, -12) C. x = -8, y = -4; (-8, -4) D. inconsistent
Solve the problem.Evaluating the Taylor series at 0 for f(x) = e-x at x = 0.9 produces the following series.e-0.9 = 1 - 0.9 + 0.405 - 0.1215 + 0.0273375 - 0.00492075 + ...Use three terms in this series to approximate e-0.9, and then estimate the error in this approximation.
A. 0.3835; ? 0.0273
B. 0.505; ? 0.1215
C. 0.407; ? 0.0273
D. 0.495; ? 0.1215