Find the zeros of f(x) = -x3 - 2x² + 7x-4. Then describe the behavior of the graph of f at each zero. %3D A. 4,-1; As x →-0o, f-0o. When -1 1, f oo, B. -4, 1; As x →-00, f→ -0o. When -4 0. At x = 1, f is tangent to the x-axis, so when x > 1, f-0o. C. 4,-1; As x→-0o, f→ 0o. When -1 0. At x = 4, f is tangent to the x-axis, so when x > 1, f o. D. -4, 1; As x→-0o, f→ 0o. When -4 1, f → -00,
Find the zeros of f(x) = -x3 - 2x² + 7x-4. Then describe the behavior of the graph of f at each zero. %3D A. 4,-1; As x →-0o, f-0o. When -1 1, f oo, B. -4, 1; As x →-00, f→ -0o. When -4 0. At x = 1, f is tangent to the x-axis, so when x > 1, f-0o. C. 4,-1; As x→-0o, f→ 0o. When -1 0. At x = 4, f is tangent to the x-axis, so when x > 1, f o. D. -4, 1; As x→-0o, f→ 0o. When -4 1, f → -00,
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.2: Complex Solutions Of Equations
Problem 7ECP: Find the cubic polynomial function f with real coefficients that has 1 and 2+i as zeros, and f2=2.
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