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azu azu (a) Verify that u satisfies ax2 = = 0 , if u = e* sin y. ay?

azu azu (a) Verify that u satisfies ax2 = = 0 , if u = e* sin y. ay?

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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(a) Verify that u satisfies a²u + ažu = 0, if u=e* sin y . ay? (b) A box contains 20 electrical resistors whose values and frequencies are listed in table Q4(c). Table Q4(c) |Values (Q) 0.1 0.5 1 2 5 10 Frequency (Hz) 1 3 6 53 2 (i) Draw the frequency histogram and find the mode. (ii) Find the mean of the sample. (iii) Find the standard deviation of the sample. (iv)A resistor is drawn from the box at random. What is the probability that the selected resistor is at least 5 kQ.
Transcribed Image Text:(a) Verify that u satisfies a²u + ažu = 0, if u=e* sin y . ay? (b) A box contains 20 electrical resistors whose values and frequencies are listed in table Q4(c). Table Q4(c) |Values (Q) 0.1 0.5 1 2 5 10 Frequency (Hz) 1 3 6 53 2 (i) Draw the frequency histogram and find the mode. (ii) Find the mean of the sample. (iii) Find the standard deviation of the sample. (iv)A resistor is drawn from the box at random. What is the probability that the selected resistor is at least 5 kQ.
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