Explain why or why not Determine whether the following statements are true and give an explanation or counterexample. Assume x >0 and y >0.a. ln xy = ln x + ln y.b. ln 0 = 1.c. ln (x + y) = ln x + ln y.d. 2x = e2 ln x.e. The area under the curve y = 1/x and the x-axis on the interval[1, e] is 1.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.7: Exponential And Logarithmic Models
Problem 27SE: Prove that bx=exln(b) for positive b1 .
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Explain why or why not Determine whether the following statements are true and give an explanation or counterexample. Assume x >0 and y >0.
a. ln xy = ln x + ln y.
b. ln 0 = 1.
c. ln (x + y) = ln x + ln y.
d. 2x = e2 ln x.
e. The area under the curve y = 1/x and the x-axis on the interval
[1, e] is 1.

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