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April 24, 2014

Search: Pre Cal (logs)

Number of results: 4,624

Pre Cal (logs)
I need help with these logs 1: Log underscore4 16X 2: 2 Ln ( X(sqr. root)e 3:5^[2logUnderscore5(3x)] 4:log underscore2 ^[1280-logunderscore2 5) I don't understand how to do them thanks
Sunday, March 30, 2008 at 11:25pm by Deb

more pre cal logs
sorry I am so lost I missed the class that talked about logs since my sister was in the hospital giving birth to a still born baby.... now I am all lost... Expand the log Ln 3sqrootx^2y/x+3 (the 3 is part of the sqroot not infront like the 3rd power) I hope that makes since
Monday, March 31, 2008 at 1:52am by Deb

Math
Logs are stacked up in apile as shown in the figure. The top row has 15 logs and the bottom row has 21 logs. How many logs are in the stack? a1= 1+14=15 an= 7+14=21 s1=(n/2)(a1+an) (n/2)(15+21) = 18 How do I figure out the n?
Tuesday, May 4, 2010 at 4:37pm by Abbey(Please help)

pre cal
does anyone take pre-cal online ?
Monday, April 16, 2012 at 6:44pm by Mecie

another pre cal (logs)
write as a single log log(underscore3)(3x-6)-[log(underscore3)(x^2-4)+log(underscore3)81] thanks
Monday, March 31, 2008 at 1:14am by Deb

Integrated Physics and Chemistry
The specific heat capacity of copper is 0.09 cal/gC. How much energy is needed to flow into a 10-gram sample to change its temperature from 20C to 21C? A)0.009 cal B)0.09 cal C)0.9 cal D)9 cal
Thursday, April 21, 2011 at 10:29am by Ashley!!

math
80 cal/g x 5 g 400g/cal or 400 cal/g not sure can any one help Neither. 80 cal/g x 5g = 400 cal. The unit g cancels to leave calories. x2+2x-15
Monday, December 11, 2006 at 10:45pm by rena

Pre-Calculus
I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
Saturday, September 17, 2011 at 2:40pm by Cristina

Pre-Calculus
I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
Saturday, September 17, 2011 at 3:48pm by Cristina

math - natural logs
Find the EXACT solution to e^(1-x) = 4^x You must use logs, not just a calculator.
Monday, October 31, 2011 at 10:10pm by BJ

Precalculus
.5=e^(-20t) I am assuming this involves logs but we did't really learn logs. Anyone care to walk me thru with a calculator. Have the Ti-83
Thursday, March 13, 2008 at 7:08pm by Trevor

math logs
solve 3^(2x+1) = 9^(2x-1) using base 3 logs
Saturday, November 12, 2011 at 9:03pm by Sejul

Science
A 50 gram ice cube is cooled to -10oC in the freezer. How many calories of heat are required to heat it until it becomes liquid water at 20oC? (The specific heat of ice is 0.5 cal/goC.) Answer A) 1250 cal. B) 4000 cal. C) 5000 cal. D) 5250 cal. Can someone please help me solve...
Monday, September 26, 2011 at 1:29am by Anonymous

physics
A 50 gram ice cube is cooled to -10oC in the freezer. How many calories of heat are required to heat it until it becomes liquid water at 20oC? (The specific heat of ice is 0.5 cal/goC.) Answer A) 1250 cal. B) 4000 cal. C) 5000 cal. D) 5250 cal. Can someone please help me solve...
Monday, September 26, 2011 at 5:17pm by Allison

Chemistry
How much heat is released when 10 g of steam at 100C is cooled to 10 g of liquid water at 100C? I am working on a practice test and the answer is not in the back of the book. Can some one help me. 1. 10 cal 2. 5400 cal 3. 800 cal 4. 6200 cal
Thursday, November 10, 2011 at 2:40am by nan

chemistry
How many calories are required to heat 25.0 g of platinum from 24.5 C to 75C (specific heat of platinum = 0.139 J/gK)? 1. 47 cal 2. 42 cal 3. 48 cal 4. 20 cal 5. 80 cal Thank you.
Sunday, November 22, 2009 at 5:30pm by Danny

Pre-Cal
xy=2 {{x^2=3+y^2}}
Tuesday, October 21, 2008 at 6:16pm by Ash

Pre Cal
1 --------- 2x^2-2 --------------- 2 + x ---- ------- x+11 x^2-2x-3
Friday, January 29, 2010 at 1:08pm by Lauren

pre cal
3(2x-1)^2 (2) (x+3)^1/2 + (2x-1)^3 (1/2) (x+3)^-1/2
Wednesday, February 13, 2013 at 5:08pm by shenyce

Pre cal
ix^2-2x+i=0
Sunday, March 17, 2013 at 6:21pm by Anonymous

Maths (Logs)
1.Write the following equation without logs log y = mx+ c This would be y = 10^(mx+c) right? 2. Explain why this fits the exponential model (in other words, it can be written in the form y = a x b^x where a and b are real numbers).
Monday, April 7, 2008 at 10:23pm by BP

pre - cal
12-5y^2 what's the question?
Monday, August 20, 2007 at 10:32pm by Anonymous

Pre-Cal
What are bearings??
Tuesday, February 5, 2008 at 12:34pm by Daisy M.

pre cal
what is the sum of e or 1n
Sunday, January 11, 2009 at 6:07pm by ash

Pre Cal
Solve for x 2^x=8^x-3
Tuesday, December 22, 2009 at 2:53am by Raina

pre cal
solve for x 8x-(2x-1)=3x-10
Monday, February 1, 2010 at 12:06pm by deonte

Pre Cal
What is the inverse of g(x)= 1/2(x-1)^3-4
Monday, October 25, 2010 at 1:17am by Katie

pre cal
(y^2)^-4y^8 simplify
Thursday, August 30, 2012 at 11:20pm by jennifer

Pre-Cal.
How does this go from x^2+ to 2i, explain.
Tuesday, January 8, 2013 at 4:54pm by phyllys

Pre-Cal
tan-1=43\9.3
Wednesday, May 1, 2013 at 8:01pm by Anonymous

Pre-Cal
2y=cos(4(t-6))+6
Tuesday, April 22, 2014 at 8:21pm by Anonymous

pre-cal
find the value(s) of x for which f(x)=g(x). f(x)=x^4-2x^2,g(x)=2x^2
Tuesday, August 28, 2007 at 6:22pm by Kira

Pre-Cal (again)
If: f(x)= 3/x^2-1 g(x)= x+1 What is the domain of f, g, and f o g?
Saturday, September 20, 2008 at 9:19pm by Crystal

pre cal
What would cos2theta=-1/2 be???
Saturday, November 15, 2008 at 2:45pm by becca

Pre-Cal
Find f X g 3 sqrt of x+1 X x^3+1
Thursday, February 26, 2009 at 11:32pm by Dan

Pre-Cal
Simplify e^3ln2-1
Saturday, January 9, 2010 at 11:02pm by jamie

pre-cal
(576^1/2+512^1/3)^1/3
Monday, May 31, 2010 at 7:53pm by Soto

pre-cal
tan((theta/2)+(pi/6))=-1
Saturday, July 2, 2011 at 12:37am by vince

Pre Cal
simplify the quotient: [x(5x+1)-3(x^2+1)]/ [(x-1)^2]
Sunday, July 24, 2011 at 7:29pm by Ashley

Pre Cal
cos^2+tan^2=1
Sunday, March 25, 2012 at 7:56pm by Trevion

Pre Cal
cos 75 deg
Monday, April 9, 2012 at 12:27pm by Kara

pre cal
7tan^2(pheta)-2=3
Thursday, June 28, 2012 at 10:48pm by Maria

pre-cal
f(x)=((6xy^3)^1/2)((30x^4y^6)^1/2)/(5x^-7y^4)^1/2
Thursday, August 30, 2012 at 4:16pm by Anonymous

Pre Cal
f(x) = log3(93 x + 3 815 x + 3)
Tuesday, October 2, 2012 at 11:29pm by Sally

pre-cal
find the intercepts of y=2x-4
Saturday, October 13, 2012 at 5:21pm by ladybug

Pre-Cal.
f(x)=x^3-3x^2+x-12 =x^2(x-3)+4(x-3) =x^2+4) (x-3) so if f(x) = 0 at x = 3,+/- 2i. what is the f(x) factored form
Sunday, January 6, 2013 at 5:56pm by phyllys

chem
"Yule logs are simulated wood logs make of compressed paper that burn with a red and green flame.How would you produce a similar yule log?"
Wednesday, July 9, 2008 at 1:11am by jennifer

PRE-CAL
SIMPLIFY 55/SQUARE ROOT OF 20 -3
Monday, September 10, 2007 at 9:08pm by JIM

pre cal
solve for x: x^(2/3)=(1/27) (2^(x)+4)/(2^x)=2 explain please
Sunday, December 7, 2008 at 8:46pm by jason

Pre-Cal.
Describe the end behavior of f(x)=2x^4-5x+1: A. x-->, f(x)-->; x-->-, f(x)-->- B. x-->, f(x)-->; x-->-, f(x)--> C. x-->, f(x)-->-; x-->-, f(x)--> D. x-->, f(x)-->-; x-->-, f(x)-->-
Tuesday, March 17, 2009 at 2:35pm by Mia

Pre-Cal
solve(5-x)^-3=8 teach if possibe if not, its ok Thanks
Sunday, January 10, 2010 at 4:15pm by jamie

Pre-Cal
Find the inverse of the function f(x) = 3^x+2
Friday, March 19, 2010 at 3:22pm by Mark

Pre-Cal
Identify any asymptotes of the graph. y = 1.08^5x
Sunday, March 21, 2010 at 1:47pm by Mark

Pre-Cal
What is the domain of f/g? f(x) = x / x+1 g(x) = x^3 Please explain! Thank you
Monday, March 22, 2010 at 9:44pm by Hannah

Pre-Cal
what about the domain of 1/x. Would it be 0?
Thursday, March 25, 2010 at 10:22pm by Hannah

pre-cal
solve this system of equation 3x-y+5z-2w=-44 x+6y+4z-w=1 5x-y+z+3w=-15 4y-z-8w=58
Wednesday, May 5, 2010 at 10:28pm by jenny

Pre-Cal
Find the domain for the function f(x)=-2x^(2)-x^(2)-6x-27
Saturday, December 11, 2010 at 9:51am by Terri

pre-cal
what is the vertex and directrix of the parabola y=-1/2x^2 + 10 - 46
Monday, April 25, 2011 at 2:16pm by sonia

pre cal
[root2(cos2pi/11+isin2pi/11)]^4
Friday, May 20, 2011 at 4:09pm by joe

Pre Cal
the function y= tan (x/3) has an x intercept at?
Sunday, July 24, 2011 at 6:13pm by Ash

pre cal 2
solve the equation 4cos^2x-1=0
Sunday, July 24, 2011 at 8:54pm by kc

Pre Cal
simplify the quotient: [(x+1)^3(4x-9)-(16x+9)(x+1)^2]/[(x-6)(x+1)^3]
Sunday, July 24, 2011 at 9:12pm by Angela

pre-cal
Find B so that F(x)=-x^2+bx-75 has a maximum value of 25.
Monday, October 24, 2011 at 9:07pm by tracy

Pre-Cal
find the value of the function k(p/q)
Friday, December 16, 2011 at 2:43am by Joe

Pre-cal
Does the equation x^2+x-12/x+2 have holes?
Wednesday, March 21, 2012 at 11:15pm by Monique

Pre-cal
10.2 can someone show me this graph(x+2)^2/4+(y+2)^2/15=1
Wednesday, April 18, 2012 at 10:10am by sandra

Pre cal
Sec^2x=2 With 10 different answers
Friday, June 29, 2012 at 2:38pm by Terri

pre-cal
solve the equation algebraically. 7e^x=11-e^-x
Tuesday, October 9, 2012 at 10:02pm by ladybug

pre-cal
Find the real zeros of f (x)= 2x^3 + 2x^3 8x + 3
Thursday, October 11, 2012 at 10:26pm by ladybug

pre-cal
Find the real zeros of f (x)= 2x^3 + 3x^2 8x + 3
Friday, October 12, 2012 at 12:32am by ladybug

pre-cal
find the distance d (P1 P2) between the P1 and P2 P1=(-1,1);P2=(1,2)
Friday, October 12, 2012 at 10:35pm by ladybug

Pre Cal
What is the phase shift of F(x) = 3 sin (2x - 2)?
Thursday, November 15, 2012 at 10:06am by Candace

Pre-cal
f(x)= x+1 and g(x)= square root of x-3 please help me!
Thursday, December 13, 2012 at 5:57pm by Isis

Pre-Cal.
write f(x) in factored form.
Saturday, January 5, 2013 at 10:32am by phyllys

pre cal
Solve G(x) for the given domain. G(x) = 3x 2 - 2x - 1 G(6) =
Wednesday, June 19, 2013 at 3:19pm by tanya

pre-cal
How do you work inverse functions alebraically?
Thursday, September 20, 2007 at 9:29pm by chris

Pre-Cal
FIND A POWER WHOSE SUM IS: (a) 5 / (1-3x) (b) 9 / (1-4x) (c) 6 / (2-4x)
Friday, April 3, 2009 at 2:53pm by Bob

pre-cal
what are the steps to solve sec y sin (pi/2-y)=1
Tuesday, January 12, 2010 at 7:30pm by Lori

Pre-Cal
how do we put x^2-2y^2=4 into a standard equation???
Thursday, April 8, 2010 at 11:22pm by Soto

Pre cal
Find the area of a triangle with sides of 12, 14 and 20
Tuesday, December 7, 2010 at 1:54pm by Keiven

pre cal
convert the point to polar coordinates: (12,-12)
Friday, May 20, 2011 at 4:10pm by joe

pre cal
convert the point to rectangular coordinates (7,1.75)
Friday, May 20, 2011 at 4:12pm by joe

Pre Cal
simplify the expression 2sin^2 t + cos^2 t-2
Sunday, July 24, 2011 at 6:14pm by Angela

Pre-Cal
Find the distance d(P1,P2) between the points P1 and P2. P1= (-2,1); P2= (0,0) P1= (-1,1); P2= (2,2) P1= (-1,0); P2= (2,4) P1= (2,-3); P2= (4,2)
Sunday, January 8, 2012 at 9:38pm by nelly

Pre-Cal
Find the distance from point (-1, 3) to the line 5x- 4y= 10.
Wednesday, March 21, 2012 at 11:53am by Adrianna

Pre-Cal
Find the domain of the function. sqrt of x^2-9
Wednesday, September 12, 2012 at 7:25pm by Philip

pre-cal
find the intercepts. y=2x-2 show work
Sunday, December 9, 2012 at 11:59am by anonymous

Pre-Cal.
find all the zeros of f(x)=x3-3x2+4x-12
Saturday, January 5, 2013 at 10:33am by phyllys

Pre-Cal
convert = -2 to rectangular equation form
Monday, May 27, 2013 at 7:29pm by Anonymous

pre cal
f(x)=2x^2+12x-6 what is the min or max value ?
Thursday, January 30, 2014 at 9:45pm by Holly

pre cal
Sin3x=3cos^2xsinx-sin^3x
Wednesday, February 12, 2014 at 10:25pm by Noemi

pre-cal
show solution solve. 2sin^(2)x=2+cosx
Friday, December 19, 2008 at 1:50am by al

Pre-Cal
Find a power series whose sum is: (a) 5 / (1-3x) (b) 9 / (1-4x) (c) 6 / (2-4x)
Sunday, April 5, 2009 at 3:34pm by John

pre cal
how do you determine the domain of the variable in the expression x-6 over 5-x?
Monday, February 8, 2010 at 8:56pm by becky

Pre-Cal
what are the angles on the unit circle for the function tan x = -1?
Wednesday, February 17, 2010 at 10:26am by Hannah

Pre-Cal
1) Fill in the blanks As x --> pi^2, sin x --> ? and csc x --> ? I do not understand this!
Sunday, February 28, 2010 at 7:29pm by Abby

pre cal
find the exact value of tan(2sin-1 3/5)
Tuesday, November 2, 2010 at 10:56pm by Anonymous

pre-cal
Find Zeros: F(x)=12x^3-107x^2-15x+24?
Sunday, December 12, 2010 at 11:31pm by Terri

pre cal
what is the equation to make a heart out of a cardioid?
Saturday, May 7, 2011 at 7:51pm by meghan

pre cal
convert the point to rectangular coordinates (5,5pi/6)
Friday, May 20, 2011 at 4:06pm by joe

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