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Let P(x) = 2x² – 5x – 12 = (1 – 4)(2a +3). Which of the following is true? O A. For 1E[-2/7, 1), |P(#)|=–P(¤). O B. For I E|-2, 3), P(1) < 0. O C. For I E (1, 5), P(¤) <0. O D. For IE-1,0), P(1) >0. O E. For I E [1, 3], P(1) > 0.

Let P(x) = 2x² – 5x – 12 = (1 – 4)(2a +3). Which of the following is true? O A. For 1E[-2/7, 1), |P(#)|=–P(¤). O B. For I E|-2, 3), P(1) < 0. O C. For I E (1, 5), P(¤) <0. O D. For IE-1,0), P(1) >0. O E. For I E [1, 3], P(1) > 0.

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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Let P(x) =2x² – 5x – 12 = (1 – 4)(2a +3). Which of the following is true? O A. For 1E[-2/7, 1), |P(±)|=–P(x). O B. For I E[-2, 3), P(x) <0. O C. For I E (1, 5), P(¤) <0. O D. For IE-1,0), P(1) >0. O E. For IE [1, 3], P(r) > 0.
Transcribed Image Text:Let P(x) =2x² – 5x – 12 = (1 – 4)(2a +3). Which of the following is true? O A. For 1E[-2/7, 1), |P(±)|=–P(x). O B. For I E[-2, 3), P(x) <0. O C. For I E (1, 5), P(¤) <0. O D. For IE-1,0), P(1) >0. O E. For IE [1, 3], P(r) > 0.
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