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18 The polynomial f(x) = x* + aa³ + ba² + cx +d has real coefficients, and f (2i) = f(2+i) = 0. What is a + b + c+ d? (A) 0 (B) 1 (С) 4 (D) 9 (E) 16

18 The polynomial f(x) = x* + aa³ + ba² + cx +d has real coefficients, and f (2i) = f(2+i) = 0. What is a + b + c+ d? (A) 0 (B) 1 (С) 4 (D) 9 (E) 16

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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18 The polynomial f(x) = x* + ax³ + ba² + cæ +d has real coefficients, and f(2i) = f(2+i) = 0. What is a +b+ c+d? - cx (A) 0 (B) 1 (С) 4 (D) 9 (E) 16
Transcribed Image Text:18 The polynomial f(x) = x* + ax³ + ba² + cæ +d has real coefficients, and f(2i) = f(2+i) = 0. What is a +b+ c+d? - cx (A) 0 (B) 1 (С) 4 (D) 9 (E) 16
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