Use a graphing calculator to approximate the real zeros. Give each zero as a decimal to the nearest tenth.f(x) = 2x3 + x2 - 14x - 7
A. -0.5, 2.6, -2.6
B. 0.5, 2.6, -2.6
C. 2, 7, -7
D. -2, 2.7, -2.7
Answer: A
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and 
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A. 
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