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Consider the Pair of Functions Y1 = Ln T and Y1

Question 29

Multiple Choice

Consider the pair of functions y1 = ln t and y1 = t ln t.
Which of these statements is true?


A) Both y1 and y2 can be solutions of the differential equation  Consider the pair of functions y<sub>1</sub> = ln t and y<sub>1</sub> = t ln t. Which of these statements is true? A)  Both y<sub>1</sub> and y<sub>2</sub> can be solutions of the differential equation   on the interval (0,  \infty ) , where p(t)  and q(t)  are continuous on (0,  \infty ) . B)  The Wronskian for this function pair is strictly positive on (0,  \infty ) . C)  Abel's theorem implies that y<sub>1</sub> and y<sub>2</sub> cannot both be solutions of any differential equation of the form   on the interval (0,  \infty ) . D)  The pair y<sub>1</sub> and y<sub>2</sub> constitutes a fundamental set of solutions to some second-order differential equation of the form   on the interval (0,  \infty ) . on the interval (0, \infty ) , where p(t) and q(t) are continuous on (0, \infty ) .
B) The Wronskian for this function pair is strictly positive on (0, \infty ) .
C) Abel's theorem implies that y1 and y2 cannot both be solutions of any differential equation of the form  Consider the pair of functions y<sub>1</sub> = ln t and y<sub>1</sub> = t ln t. Which of these statements is true? A)  Both y<sub>1</sub> and y<sub>2</sub> can be solutions of the differential equation   on the interval (0,  \infty ) , where p(t)  and q(t)  are continuous on (0,  \infty ) . B)  The Wronskian for this function pair is strictly positive on (0,  \infty ) . C)  Abel's theorem implies that y<sub>1</sub> and y<sub>2</sub> cannot both be solutions of any differential equation of the form   on the interval (0,  \infty ) . D)  The pair y<sub>1</sub> and y<sub>2</sub> constitutes a fundamental set of solutions to some second-order differential equation of the form   on the interval (0,  \infty ) . on the interval (0, \infty ) .
D) The pair y1 and y2 constitutes a fundamental set of solutions to some second-order differential equation of the form  Consider the pair of functions y<sub>1</sub> = ln t and y<sub>1</sub> = t ln t. Which of these statements is true? A)  Both y<sub>1</sub> and y<sub>2</sub> can be solutions of the differential equation   on the interval (0,  \infty ) , where p(t)  and q(t)  are continuous on (0,  \infty ) . B)  The Wronskian for this function pair is strictly positive on (0,  \infty ) . C)  Abel's theorem implies that y<sub>1</sub> and y<sub>2</sub> cannot both be solutions of any differential equation of the form   on the interval (0,  \infty ) . D)  The pair y<sub>1</sub> and y<sub>2</sub> constitutes a fundamental set of solutions to some second-order differential equation of the form   on the interval (0,  \infty ) . on the interval (0, \infty ) .

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