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Logarithm question  TOPIC_SOLVED

28. Expand as much as possible using the properties of logarithms: log ((R/4)^3) Reading this, it was my understanding I needed to use rules two and three http://www.purplemath.com/modules/logrules.htm I should be using rule 2) logb(m/n) = logb(m) – logb(n), and 3) logb(m^n) = n · logb(m) My answer ...
by derek916
on Thu Aug 18, 2011 7:29 pm
 
Forum: Intermediate Algebra
Topic: Logarithm question
Replies: 1
Views: 735

Solving for X in different settings and Sin  TOPIC_SOLVED

As the title suggests, I've have some trouble studying for my algebra exam upcoming in regards to solving for X. If my writing is unclear, you can view the problem in pdf format here: http://www.csus.edu/math/courses/IADPracticeExamFormC.pdf The first problem (20) I believed I was doing right, but I...
by derek916
on Sun Aug 21, 2011 4:24 am
 
Forum: Intermediate Algebra
Topic: Solving for X in different settings and Sin
Replies: 4
Views: 1476

Asked about Sin on Algebra practice exam..  TOPIC_SOLVED

Well, I'm in college and having taken algebra2 both in hs and college, I cannot recall ever using SIN,COS, Tangent ever. So I'm assuming it's geometry related Anyways, to view the problem you will need to go here: http://www.csus.edu/math/courses/IADPracticeExamFormC.pdf and view problem #16. The pr...
by derek916
on Sun Aug 21, 2011 4:33 am
 
Forum: Geometry
Topic: Asked about Sin on Algebra practice exam..
Replies: 1
Views: 1796

Re: Solving for X in different settings and Sin  TOPIC_SOLVED

Thanks, yes I did check my question and this was throwing me off...I was wondering why my X never worked out in the equations. Edit: After reading the 1st solution manual, could I have simply marked no solution as soon as I saw the negative exponent? All of this information is very important as my t...
by derek916
on Sun Aug 21, 2011 9:21 pm
 
Forum: Intermediate Algebra
Topic: Solving for X in different settings and Sin
Replies: 4
Views: 1476

Re: Solving for X in different settings and Sin  TOPIC_SOLVED

Sorry :oops: , I meant the link. And I now realized thanks to you, that since roots have to be positive I could of just plugged 0 or 1 in for x and finished in 2 minutes :clap:
by derek916
on Mon Aug 22, 2011 4:18 am
 
Forum: Intermediate Algebra
Topic: Solving for X in different settings and Sin
Replies: 4
Views: 1476

If line thru (a,1), (6,5) parallel to line thru (9,6), (a+7,  TOPIC_SOLVED

If the line passing through the points (a, 1) and (6, 5) is parallel to the line passing through the points (9, 6) and (a + 7, 1), what is the value of a? I know that they need to have either the same slope, but I have no idea how to do this problem My work 5-1/6-a = 4/6-a 1-6/a+7-9 = -5/a-2 After t...
by derek916
on Sun Sep 04, 2011 5:02 am
 
Forum: Intermediate Algebra
Topic: If line thru (a,1), (6,5) parallel to line thru (9,6), (a+7,
Replies: 1
Views: 861

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