The Purplemath Forums
Helping students gain understanding and self-confidence in algebra.
Advanced Algebra ("pre-calculus")
-
- Topics
- Replies
- Views
- Last post
-
- (log x)^3= log x^3
by darovitz on Sat Jul 17, 2010 11:07 pm - 1 Replies
- 2455 Views
- Last post by car.man
on Sat Jul 17, 2010 11:26 pm
- (log x)^3= log x^3
-
- Find the zeroes of the function
by northstartwinkie on Sun Jul 11, 2010 6:21 am - 1 Replies
- 1403 Views
- Last post by stapel_eliz
on Sun Jul 11, 2010 1:27 pm
- Find the zeroes of the function
-
- How do I find the nth term of this sequence?
by rogermiranda on Tue Jul 06, 2010 2:13 pm - 2 Replies
- 1671 Views
- Last post by stapel_eliz
on Tue Jul 06, 2010 3:28 pm
- How do I find the nth term of this sequence?
-
- Natural Log Help Please: Solve ln(x) + ln(x - 1) = 1 for x
by mrpersonality on Sun Jun 27, 2010 9:32 pm - 2 Replies
- 2325 Views
- Last post by mrpersonality
on Mon Jun 28, 2010 2:38 am
- Natural Log Help Please: Solve ln(x) + ln(x - 1) = 1 for x
-
- Natural Logirthm Unknown Value
by elipotvin on Tue Jun 22, 2010 4:39 pm - 1 Replies
- 1264 Views
- Last post by stapel_eliz
on Tue Jun 22, 2010 8:09 pm
- Natural Logirthm Unknown Value
-
- What are the steps to solving this problem?
by rogermiranda on Tue Jun 15, 2010 12:40 pm - 3 Replies
- 1318 Views
- Last post by stapel_eliz
on Wed Jun 16, 2010 11:24 am
- What are the steps to solving this problem?
-
- Need help with this exponential equation.
by rogermiranda on Sat Jun 12, 2010 2:31 pm - 1 Replies
- 1041 Views
- Last post by Martingale
on Sat Jun 12, 2010 3:47 pm
- Need help with this exponential equation.
-
- medication eliminated exponentially, w/ half-life of 36 hrs
by going crazy on Mon May 31, 2010 3:07 pm - 1 Replies
- 2412 Views
- Last post by nona.m.nona
on Mon May 31, 2010 11:19 pm
- medication eliminated exponentially, w/ half-life of 36 hrs
-
- Solve for unknown 6e^-3t = 3
by hbelle on Fri May 28, 2010 1:47 pm - 3 Replies
- 1693 Views
- Last post by hbelle
on Mon May 31, 2010 10:34 pm
- Solve for unknown 6e^-3t = 3
-
- When will the population double from its size at t = 0
by hbelle on Fri May 28, 2010 2:14 am - 3 Replies
- 2850 Views
- Last post by maggiemagnet
on Fri May 28, 2010 11:18 pm
- When will the population double from its size at t = 0
-
- rate of decay?? can someone give me examples [w/ formula]...
by nanarami_18 on Mon May 24, 2010 3:09 am - 2 Replies
- 1608 Views
- Last post by mickstjo
on Wed May 26, 2010 5:19 pm
- rate of decay?? can someone give me examples [w/ formula]...
-
- Need help verifying an anwer to this problem.
by rogermiranda on Sun May 23, 2010 7:35 pm - 5 Replies
- 1878 Views
- Last post by stapel_eliz
on Mon May 24, 2010 6:45 pm
- Need help verifying an anwer to this problem.
-
- Solving for X in a complex log problem
by burnbird16 on Sat May 22, 2010 1:41 am - 1 Replies
- 1399 Views
- Last post by stapel_eliz
on Sat May 22, 2010 12:34 pm
- Solving for X in a complex log problem
-
- Give the equation of the horizontal and vertical asymtotes
by rowdy3 on Tue May 11, 2010 2:42 am - 1 Replies
- 897 Views
- Last post by stapel_eliz
on Tue May 11, 2010 11:33 am
- Give the equation of the horizontal and vertical asymtotes
-
- Please help with a limit question
by rowdy3 on Mon May 10, 2010 11:43 pm - 2 Replies
- 1584 Views
- Last post by Martingale
on Sat May 15, 2010 4:30 am
- Please help with a limit question
-
- Find the vertex, focus and directrix
by rowdy3 on Sat May 08, 2010 12:04 am - 1 Replies
- 1045 Views
- Last post by stapel_eliz
on Sat May 08, 2010 1:40 pm
- Find the vertex, focus and directrix
-
- Find the center, vertices, foci and eccentricity
by rowdy3 on Wed May 05, 2010 5:07 pm - 1 Replies
- 1067 Views
- Last post by midas
on Wed May 05, 2010 10:27 pm
- Find the center, vertices, foci and eccentricity
-
- Find the limit by direct substitution.
by rowdy3 on Wed May 05, 2010 3:23 am - 1 Replies
- 1158 Views
- Last post by stapel_eliz
on Wed May 05, 2010 1:19 pm
- Find the limit by direct substitution.
-
- Finding Quartiles
by Hawk Gt on Fri Apr 30, 2010 2:16 pm - 1 Replies
- 975 Views
- Last post by stapel_eliz
on Fri Apr 30, 2010 11:08 pm
- Finding Quartiles
-
- Log Help: log6(b2+2)+log62 = 2, log3(5x+5)-log3(x2-1) = 0,
by klongoria1 on Tue Apr 27, 2010 1:24 pm - 3 Replies
- 1997 Views
- Last post by stapel_eliz
on Fri Apr 30, 2010 12:23 pm
- Log Help: log6(b2+2)+log62 = 2, log3(5x+5)-log3(x2-1) = 0,
-
- Proportion: solving (x-1)/(x-4) = (x+1)/(x-2), etc
by Hawk Gt on Tue Apr 27, 2010 3:45 pm - 2 Replies
- 1559 Views
- Last post by Hawk Gt
on Tue Apr 27, 2010 5:02 pm
- Proportion: solving (x-1)/(x-4) = (x+1)/(x-2), etc
-
- ball thrown up w/ height above cliff base s=-16t^2+96t+144
by cpoolrn on Thu Apr 08, 2010 9:22 pm - 3 Replies
- 2404 Views
- Last post by stapel_eliz
on Fri Apr 09, 2010 9:15 pm
- ball thrown up w/ height above cliff base s=-16t^2+96t+144
-
- square root of (2x+20) + the square root of (2x)=10
by AmySaunders on Thu Apr 01, 2010 5:21 pm - 3 Replies
- 1781 Views
- Last post by AmySaunders
on Fri Apr 02, 2010 4:55 pm
- square root of (2x+20) + the square root of (2x)=10
-
- help w/ logs, expos: log2 of 2x+log2 of x+5, 7^2x-4=14, etc
by clintator on Tue Mar 30, 2010 3:19 pm - 1 Replies
- 1022 Views
- Last post by Stranger_1973
on Tue Mar 30, 2010 8:43 pm
- help w/ logs, expos: log2 of 2x+log2 of x+5, 7^2x-4=14, etc
-
- Rates of Change? (3s^3 - s^2 + 5s) / (s^3 + 10), s = 1.5
by Michael.Lu on Mon Mar 29, 2010 1:38 am - 1 Replies
- 1308 Views
- Last post by nona.m.nona
on Mon Mar 29, 2010 10:41 am
- Rates of Change? (3s^3 - s^2 + 5s) / (s^3 + 10), s = 1.5
Forum permissions
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum