Evaluate the terms of the sum using the given information.x1 = 2, x2 = 3, x3 = -1, x4 = -3, and ?x = -0.9; f(x) =   (Round to the nearest tenth, if necessary.)

A. -0.2 - 0.3 + 0.2 + 0.7
B. 0.4 + 0.7 - 0.1 - 0.3
C. 0.4 - 0.3 + 0.2 - 0.3
D. -0.2 + 0.7 - 0.1 + 0.7


Answer: B

Mathematics

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