6) Given that x = log, b. write down an %3D expression for b in terms of a and x. log, t that log, t = Hence prove %3D log, s

Linear Algebra: A Modern Introduction
4th Edition
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Author:David Poole
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Chapter6: Vector Spaces
Section6.7: Applications
Problem 16EQ
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2) Given that log, 5 = n find the value of 27".
3) Solve the following equations
a) (s')(5-)= 10 (b) In (x²-15) = 0
c) log, x = 9 log,3
d) 9*-3**2 -36 = 0; leave your result in terms of
natural logarithms
4) Find the real values of x for which
32r01 – 12(3*)+9=0
5) Given that a* = b = (ab)" and that
%3D
a>1, b>1, xy #0 show that x+y = 1.
6) Given that x = log, b, write down an
%3D
expression for b in terms of a and x.
log, t
log, s
Hence prove that log, t=
7) Solve the equation log, x-4log, 3+3=0
8) Find the positive value of x which satisfies the
equation log, x= log, (x+6)
%3D
9) Solve for x and y in the following pair of
simultaneous equations log (x+y)% 3 %3B
2 log x = log (y+1)
%3D
Transcribed Image Text:2) Given that log, 5 = n find the value of 27". 3) Solve the following equations a) (s')(5-)= 10 (b) In (x²-15) = 0 c) log, x = 9 log,3 d) 9*-3**2 -36 = 0; leave your result in terms of natural logarithms 4) Find the real values of x for which 32r01 – 12(3*)+9=0 5) Given that a* = b = (ab)" and that %3D a>1, b>1, xy #0 show that x+y = 1. 6) Given that x = log, b, write down an %3D expression for b in terms of a and x. log, t log, s Hence prove that log, t= 7) Solve the equation log, x-4log, 3+3=0 8) Find the positive value of x which satisfies the equation log, x= log, (x+6) %3D 9) Solve for x and y in the following pair of simultaneous equations log (x+y)% 3 %3B 2 log x = log (y+1) %3D
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