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April 16, 2014

Search: HS Calculus/math

Number of results: 240,759

Chemistry
The HH equation won't work for this. Let's call saccharin HS, then the ionization is HS ==> H^+ + S^- Ka = (H^+)(S^-)/(HS) So you know pH, convert that to (H^+). The (S^-) is the same thing. The (HS) = the unionized saccharin, is 0.015 - (H^+). Solve for Ka. You may have a ...
Tuesday, May 27, 2008 at 4:40pm by DrBob222

math
1. V = Ab*h/3. Ab = Area of the base. V = (230)^2 * 146/3 = 2,574,467m^3. 2. Al = P*Hs / 2. P = 4 * 230 = 920m = Perimeter of the base. Hs^2 = (b/2)^2 + h^2, Hs^2 = (230 / 2)^2 + (146)^2 = 34,541 Hs = 186m = Slant Height. Al = 920 * 186 / 2 = 85,560m^2 = Lateal area = Amount ...
Sunday, June 26, 2011 at 5:36pm by Henry

Geometry
surface area=PI*r*hs + PI*r^2 radius=4x hs=1/6 x modified area=2PI*hs/3 + PI (16)r^2 where r, hs are the original slant heights, and radius.
Thursday, January 23, 2014 at 7:01pm by bobpursley

Chemistry labs in highschool
Thanks for commenting on you own experience in hs. I didn't actually have AP chem in my school that I know of. The only AP classes in my hs was History, Calculus, English, Bio and the year after I graduated they added Physics. I took AP history and English but didn't score ...
Thursday, August 23, 2007 at 12:02am by ~christina~

HS Calculus/math
Find the Parametrization for the left half of the parabola y=x^2-4x+3
Friday, October 31, 2008 at 12:15am by dt

HS Calculus/math
find the extreme values of the function adn where they occur y=x^3+x^2-8x+5
Tuesday, November 4, 2008 at 11:19pm by dt

HS Calculus/math
dy/dx = 0 = 3 x^2 + 2 x - 8 (3x-4)(x+2) = 0 x = 4/3 or x = -2 now go back and find y for each x
Tuesday, November 4, 2008 at 11:19pm by Damon

9th Grade Classes
I'm not going to have lunch in hs because I had this talk with my mom and uncule saying that if i tak lunch a lot in hs i won't b able to gradute hs and it's not going to help me get into college. She also said that in one of my classes i can eat my lunch there.
Sunday, December 18, 2011 at 5:36pm by Laruen

Calculus
thanks Damon, in HS and this is kicking my butt!
Friday, October 14, 2011 at 7:41pm by Jack

Calculus HS
Final ? - Let f(x) = x2-x-6/x g(x) = x-3, find (f+g)(x) (f-g)(x) (f/g)(x) Thanks again
Tuesday, September 30, 2008 at 11:43pm by kelly

HS Calculus
How did you get that derivative? I rewrote the equation to y = 2(3-x)^-1 then y' = -2(3-x)^-2(-1) = 2/(3-x)^2 or 2/(x^2 - 6x + 9) so when x=1, y' = 2/(3-1)^2 = 1/2
Tuesday, November 25, 2008 at 5:21pm by Reiny

HS Calculus
What approaches zero? Your expression makes no sense to me.
Sunday, November 2, 2008 at 8:03pm by bobpursley

HS Calculus
How do I find all line through (, -1) for which the product of the x- & y- intercepts is 3?
Sunday, September 21, 2008 at 7:12pm by kelly

calculus HS
Analtical method to evaluate Lim X -> -infinite
Sunday, October 26, 2008 at 9:43pm by Jane

HS Calculus
Damon is wrong. The acceleration equation would be 2te^-t - 4e^-t.
Sunday, March 29, 2009 at 11:24pm by Marcos

HS Calculus/math
suppose that in any given year, the population of a certain endangered species is reduce by 25%. if the population is now 7500, in how many years will the population be 4000?
Friday, October 31, 2008 at 12:15am by dt

calculus - lagrange multipliers
Let h=height of box, s=length=width of bottom Constraint: Volume, V = hs² = 72 Cost: Cost, C = 40s²+4*30sh Let λ=Lagrange multiplier Objective function, F F(s,h,λ)=40s²+4*30sh + λ(hs²-72) Find partial derivatives with respect to each of...
Tuesday, November 29, 2011 at 10:40pm by MathMate

HS Calculus
It took me a while to get that one. I cheated and used a hand calculator first, and it agrees.
Monday, November 3, 2008 at 10:10pm by drwls

Chemistry
The S^2- ion is a relatively strong base with an equilibrium constant of 7.7x10^-1. What is the Ka value for HS- ? I got the equation HS^- <-> H^+ + S^-2. Am I able to find [S^-2] with the Keq?
Tuesday, May 4, 2010 at 7:55pm by sh

CHEMISTRY
Complete these bronsted lowry reactions HS^- + H^+ ---> HS^- + OH^- ---->
Friday, February 4, 2011 at 12:23am by ALEJANDRO

HS Calculus/math
Solve the equation cotx=4 in the interval 0<(smaller and equal to)x<<(larger and equal to)2pie
Friday, October 31, 2008 at 12:18am by dt

HS Calculus/math
(x/2)^2 + (y/3)^2 = 0 Since x and y have opposite signs, you are in the second or fourth quadrant of an ellipse. The 0 < t < pi requirement restricts you to the second quadrant.
Friday, October 31, 2008 at 12:21am by drwls

HS Calculus
Thank you . I think that I understand alittle better. It is oblivious that I do not understand this material.
Tuesday, November 25, 2008 at 8:16pm by jane

CHEMISTRY
HS^- + H^+ ---> H2S HS^- + OH^- ----> H2O + S^-2
Friday, February 4, 2011 at 12:23am by DrBob222

calculus HS
Thanks for your help . I need to sketch the graph of f(x) = Sqrt 5-4x-x2 by completing the square. I assume I use the quadratic formula for this. But I am a little confused.
Tuesday, September 30, 2008 at 11:18pm by kelly

calculus hs
Here's the question again How do I find all line through (6, -1) for which the product of x- & y- intercepts is 3? Thanks again
Sunday, September 21, 2008 at 11:03pm by kelly

Chemistry!!!
First determine the pH of the buffer solution. pH = pKa + log(base)/(acid) and convert pH to H^+. You then have Ksp = (Mn^2+)(S^2-) You have k1 and k2 for H2S as (H^+)(HS^-)/(H2S) = k1 (H^+)(S^2-)/(HS^-) = k2 and (Mn^2+) = (S^2-) + (HS^-) + (H2S) This is four unknowns and four...
Friday, April 13, 2012 at 11:25pm by DrBob222

HS Calculus/math
If cot x =- 4, tan x = 1/4. The tan function is positive in the first and thrid quadrants. In the first quadrant, the angle would be arctan 0.25 = 14.04 degrees. There is another solution in the third quadrant. See if you can figure it out.
Friday, October 31, 2008 at 12:18am by drwls

chemistry
The pH of NaHS is determined by the hydrolysis of the salt. HS^- + HOH ==> H2S + OH^- Set up an ICE chart Kb = (H2S)(OH^-)/(HS^-) Solve for (OH^-) and convert to PH. Post your work if you get stuck.
Saturday, April 18, 2009 at 5:12pm by DrBob222

HS Calculus
Evaluate..........Please Help Lim Infinite -> 0 Infinite/cos infinite
Sunday, November 2, 2008 at 8:03pm by jane

HS Calculus
Sorry I posted the incorrect ? Evaluate: Theta approached zero Theta/cos theta
Sunday, November 2, 2008 at 8:03pm by jane

HS Calculus
Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta
Monday, November 3, 2008 at 2:49pm by jane

HS Calculus
Help Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta
Monday, November 3, 2008 at 10:10pm by jane

Chemistry
Use the Bronsted-Lowry definitions to identify the two conjugate acid-base pairs in the following acid-base reaction: HCO3^- + S^2- <-> HS^- + CO3^2- I got it. HCO3^- is the base in the pair with CO3^2-. S^2- is the acid in the pair with HS^-. Would you believe you have ...
Saturday, May 26, 2007 at 6:42pm by Raj

calculus HS
Express h(x)= absolute value (x-2) + abcolute value (x-5) in piece form without using absolute values.
Tuesday, September 30, 2008 at 10:41pm by kelly

Calculus
I gave this as a final exam problem in HS calculus many years ago. Fuel=K1*(speedrelative to water)^3 *time But time= distanceAtoB/(speedrelativewater-3) fuel=K1*(speedrelativewater^3)distancAB/(speedrelativewater-3) let s be speed relative to water dfuel/ds= 3s^2*distance/(s-...
Wednesday, March 17, 2010 at 3:59pm by bobpursley

calculus hs
The equation would have the form (y+1) = m (x-6), where m is the slope. It can be rewritten y = mx -6m -1 The y intercept is at y = -6m -1. The x intercept is at x = 6 + 1/m Require that (-6m -1)*(6 + 1/m) = 3, and solve for m.
Sunday, September 21, 2008 at 11:03pm by drwls

HS Calculus/math
x=2sint y=-3cost 0<[smaller and equal to] t <[larger and equal to] pie find a cartesian equation for the parametrized curve what portion of the graph of the cartesian equation is traced by the parametrized curve?
Friday, October 31, 2008 at 12:21am by ee

HS Calculus
I have one more that I really am lost at. Question - find the points on the graph y=2x^3-3x^2-12x+20 at which the tangent is parallel to tthe x-axis. I do not even know where to begin. We were told we could use the shortcut for this one.! Thanks again
Tuesday, November 25, 2008 at 8:16pm by jane

HS Calculus
If a tangent is parallel to the x-axis, wouldn't it have a slope of zero? And isn't the slope represented by the first derivative? so differentiate, set that equal to zero and solve for x find the y's for those x's and simply say y = (whatever the y values are) let me know if ...
Tuesday, November 25, 2008 at 8:16pm by Reiny

college interview question
Remember when this question is asked, the interviewer has already looked at your HS records, and your recommendation letters. The interviewer will already have a mental list of your assets and deficiencies. How could you have modified that list while in HS?
Monday, June 8, 2009 at 6:33pm by bobpursley

HS Calculus/math
Solve this equation for n, the number of years: 4000 = 7500 * (0.75)^n 4000/7500 = 0.5333 = 0.75^n n = (log 0.5333)/(log 0.75) It will take a bit more than 2 years.
Friday, October 31, 2008 at 12:15am by drwls

chemistry
Is that HS(g) or HS^-(g)? Is that S(s)? A. A huge K means the equilibrium is far to the right. B. If that is S(s) there are two moles on the right and 3 on the left so increased P would shift the equilibrium to the right. c. Increased T shifts the equilibrium to the left.
Saturday, January 14, 2012 at 5:08pm by DrBob222

calculus
Trying this without using Lagrange multipiers. Constraint: Volume, V = hs = 72 Cost: Cost, C = 40s+4*30sh so h = 72/s^2 C = 40 s^2 + 120 s(72/s^2) C = 40 s^2 + 8640/s dC/ds = 0 at min = 80 s - 8640/s^2 so 80 s^3 = 8640 at min s^3 = 108 = 27 * 4 so s = 3 * 4^(1/3) agrees with...
Tuesday, November 29, 2011 at 10:40pm by Damon

HS Math
2x/x^2+4x+3 divided by 1/x+3 plus 2/x+1
Thursday, November 6, 2008 at 8:17pm by Pari

calculus HS
y= -2x+7 for x < 2 y = 3 for 2 <= x <= 5 y = 2x-7 for x > 5
Tuesday, September 30, 2008 at 10:41pm by Reiny

HS Calculus
1) Limit theta approaching zero sin squared theta/ tan theta 2) Lim x appraoches zero x + sin x/x x + sin x/x = x/x + sinx/x 0 + 1 =1 My answer : 1 Is this correct
Monday, November 3, 2008 at 2:52pm by jane

HS Calculus
1) Limit theta approaching zero sin squared theta/ tan theta 2) Lim x appraoches zero x + sin x/x x + sin x/x = x/x + sinx/x 0 + 1 =1 My answer : 1 Is this correct
Monday, November 3, 2008 at 10:12pm by jane

Statistics
If I am interpreting you table correctly, the probability of being a man (M) is 528/991 (total men dividing by the grand total) and the probability of being a heavy smoker (HS) is total HS divided by the grand total. The probability of either one event or another occurring is ...
Saturday, July 18, 2009 at 3:40pm by PsyDAG

math
8. In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra, and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. ...
Monday, November 30, 2009 at 9:02pm by poo

Chemistry
First, note the correct spelling (and it may affect your pronunciation, too) of insoluble. Ag2S ==> 2Ag^+ + S^2- 1. right. K2S increases S, shifts to the left and more ppt forms. 2. HClO. Increases H^+ which reacts with S^2- (as in S^2- + H^+ ==> HS^-) and you should ...
Wednesday, June 20, 2012 at 2:25am by DrBob222

AP Calculus
area= s^2+hs Volume=s^2*h or 108/s^2=h area= s^2+108/s dA/ds= 2s-108/s^2=0 2s^3=108 solve.
Sunday, October 31, 2010 at 5:22pm by bobpursley

Math
Can someone help me convert this 0.908 aL/Tmin to nL/hs
Tuesday, February 2, 2010 at 11:21pm by jake

HS Calculus
Having trouble with this questions. Please help. A particle moves on the x-axis so that its position at any time t (is greater than or equal to) 0 is given by x(t) = 2te^-t a) Find the acceleration of the particle at t=0 b)find the velocity of the particle when its ...
Sunday, March 29, 2009 at 11:24pm by Jane

HS Calculus
Let f(x) = 2/3-x a) find the slope of the tangent to the graph of f at a general point x0 using the definition of the dervative. b) use the result in part a to find the slope of the tangent at x0=1. I am very confused. My answer for (a) 1/ 6-6x-x^2 (b) -1 I compared them to a ...
Tuesday, November 25, 2008 at 5:21pm by jane

writing
I remember several years ago, a math teach had the flu, a bad case, she had a husband overseas, and all four children, including one infant, all sick for several days. Life was compounding for her. Saturday, at 7 am, one of her HS math students (Frieda), knocked on her door. ...
Sunday, December 26, 2010 at 2:51pm by bobpursley

HS Calculus
If you mean (x + sinx)/x, the limit is 2. If you mean x + (sinx/x), the limit is 1
Monday, November 3, 2008 at 10:12pm by drwls

college algebra (maths 112)
actually this is only freshman (HS) math but i still don't remember how to do it
Thursday, February 24, 2011 at 8:01pm by t

HS Calculus
Definition of the derivative to calculate f'(x) if f(x) = square root 2x. Find the equation of the tangent & normal line to the graph of f at x=2. Tangent line - y=2x-x Normal line - y = 1/2x +3 I do not know whether these are the correct answers.
Tuesday, November 25, 2008 at 8:16pm by jane

calculus HS
I am going to guess that you mean fx) = √(5-4x-x^2) or y = √(5-4x-x^2) square both sides y^2 = 5-4x - x^2 x^2 + 4x + y^2 = 5 x^2 + 4x + 4 + y^2 = 5 + 4 (x+2)^2 + y^2 = 9 you should recognize this as a circle with centre at (-2,0) and radius of 3 but we squared the ...
Tuesday, September 30, 2008 at 11:18pm by Reiny

PSAT HS
I am good at math. I have a review book, how am I supposed to memorize so many vocab words? I think reading and writing are my worst subjects, i usually get 2-4 wrong in math.
Sunday, October 5, 2008 at 5:25pm by Temisan

Shirley English 3 rd grad
http://www.shurley.com/pdf/hs/abbreviations/level_7_abbreviations.html
Thursday, November 10, 2011 at 6:39pm by Ms. Sue

Biochemistry
If we call MES just HS, then ...........HS ==> H^+ + S^- initial....0.2.....0....0 change.....-x......x.....x equil......0.2-x...x.....x Substitute the equilibrium values into the Ka expression and solve for x, then convert to pH. For the second part, you know pH = pKa + ...
Sunday, January 29, 2012 at 6:19pm by DrBob222

HS Calculus
Rewrite as [sin x(1 - 1/cosx)]/sin^3x = [1 - (1/cosx)]/[1 - cos^2x] Now use L'Hopital's rule and take the ratio of the derivatives of numerator and denominator. That lets you get rid of the 1's. You are left with Lim [-tanx secx/(2cosx sinx)] = Lim -1/(2 cos^3x) Which is -1/2
Monday, November 3, 2008 at 10:10pm by drwls

Algebra
In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
Monday, January 11, 2010 at 8:45pm by Anita

hs math
what is the break up of principal and interest in a payment of 249.73 at 3.599 with a term of 72 months?
Monday, July 29, 2013 at 5:24pm by jim

HS Calculus
v = dx/dt = -2 t (e^-t) + 2 e^-t a = d^2x/dt^2 = 2 t e^-t + 2 e^-t - 2 e^-t = 2 t e^-t so a) at t = 0, a = 2(0) e^0 = 0 b) v(0) = 0 + 2 (1) = 2 c) Does the particle turn around and head back between t = 0 and t = 5? v = 0 = -2 t e^-t +2 e^-t t = 1 when the sign of v reverses ...
Sunday, March 29, 2009 at 11:24pm by Damon

Physics Help
(A)Ht=Hsζ+(1-ζ)Hw, where Ht = total (actual) enthalpy (kJ/kg), Hs = enthalpy of steam (kJ/kg), Hw = enthalpy of saturated water or condensate (kJ/kg) Using steam-pressure table http://enpub.fulton.asu.edu/ece340/pdf/steam_tables.PDF we can find the magnitudes for p=...
Sunday, July 14, 2013 at 5:35pm by Elena

English
http://www.shurley.com/pdf/hs/abbreviations/level_7_abbreviations.html
Monday, December 5, 2011 at 8:06pm by Ms. Sue

grammar
http://www.shurley.com/pdf/hs/abbreviations/level_7_abbreviations.html
Monday, February 27, 2012 at 7:23pm by Ms. Sue

science
A little more direction would be helpful! Is it high school level, for example? What sorts of things are you interested in? In any case, please try some of the follwing links: http://search.yahoo.com/search?fr=mcafee&p=lab+exerpiments+for+HS Sra
Saturday, October 16, 2010 at 9:05am by SraJMcGin

math
which one is wrong? 0.5455 or 0.1818? Let me try the other one.
Sunday, May 19, 2013 at 3:17am by HS

Math
letting home be H, pitcher be P, 2nd base be S, we have triangle HSF where HP = 16.8 HF = SF = 22.4 we want d = PF d^2 = 16.8^2 + 22.4^2 - 2(16.8)(22.4)cosH Now, the diagonal from HS to 2nd base is 22.4√2 = 31.7m In triangle HSF, 22.4^2 = 31.7^2 + 22.4^2 - 2(31.7)(22.4)...
Monday, October 1, 2012 at 11:03am by Steve

Math
You would have to explain your abbreviated units first. What is the "a"? What is "hs"? hour-seconds? Does "n" stand for "nano"? Is L liters? What is T ? Tesla? It makes no sense as written.
Tuesday, February 2, 2010 at 11:21pm by drwls

Calculus
let the square have side s let the length be h Let us assume that we use the maximum possible dimensions. That is, 4s + h = 100 v = hs^2 = (100-4s)s^2 = 100s^2 - 4s^3 dv/ds = 200s - 12s^2 = 4s(50-3s) dv/ds = 0 when s = 50/3, h=100/3 v(50/3) = 250000/27 = 9259.259
Tuesday, November 1, 2011 at 1:40pm by Steve

US History
Imperialism: "the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies." -- Dictionary.com http://www.cam.k12.il.us/hs/teachers/bresnana/amfront.htm
Tuesday, October 26, 2010 at 11:51am by Ms. Sue

college interview question
One item often seen in HS records and letters is the students lack of community service. What did he/she do for others? Colleges often use this guage to find students who will serve more than their self interest. So if you didn't do much in that area, you might mention it. ...
Monday, June 8, 2009 at 6:33pm by bobpursley

HS Calculus
no. y = √(2x) = (2x)^(1/2) y' = (1/2)(2x)^(-1/2)(2) = 1/√(2x) when x=2, y = 2, y' = 1/2 so the tangent line is y = (1/2)x + b which at (2,2) is 2 = (1/2)(2) + b b = 1 so the tangent equation is y = (1/2)x + 1 the normal would have slope of -2 so at (2,2) 2 = -2(2...
Tuesday, November 25, 2008 at 8:16pm by Reiny

chemistry
why is HS- a stronger BL base compared to HSO4 In a series of oxybases with the same central atom, the base with more O atoms is stronger. In a series of oxybases with the same central atom, the base with less O atoms is stronger. Since H2SO4 is one of the seven strong acids, ...
Tuesday, February 26, 2013 at 6:32pm by Hannah

Health
:)
Wednesday, October 23, 2013 at 4:25pm by HS

math
Maya hs 65 dimes and 104 pennies. She will put them in packages that are all the same. What is the greatest number of packages she can make?
Wednesday, January 23, 2013 at 4:35pm by Anonymous

math
Type it in a scientifc calculator and press the s>d button and it will give you the deciamls. Do this for each and then you pur them in order. OR type each fraction in google Tell me how you get on!
Tuesday, April 23, 2013 at 3:27pm by HS

math
Type it in a scientifc calculator and press the s>d button and it will give you the deciamls. Do this for each and then you pur them in order. OR type each fraction in google Tell me how you get on!
Tuesday, April 23, 2013 at 3:27pm by HS

calculus - what is the derivative?
I find it hard to understand that somebody who is studying Calculus would ask this question, and I don't know where to begin to give you an answer. This is as basic as it can get in terms of first year Calculus. Did you walk into the wrong math class, and I am not being ...
Sunday, September 21, 2008 at 2:42pm by Reiny

9th grade classes
Are you planning to prepare yourself to apply for, attend, and graduate from college? If so, these are the freshman courses you should take: English 1 Algebra 1 or Geometry Biology World Geography Sociology a fine art Here's what the College Board believes: http://www....
Tuesday, May 26, 2009 at 1:58pm by Writeacher

Math
that would be dy/dx = -8x - 17 I am somewhat bothered by your question. If you are studying Calculus, then you should have known the answer. If you are not taking Calculus, then the question does not belong. The type of problem you asked is fundamental to the study of Calculus.
Sunday, January 25, 2009 at 12:04am by Reiny

HS physics
thanks!
Sunday, October 24, 2010 at 12:14pm by Sarah

1 Credit for HS
Ok
Friday, December 9, 2011 at 7:21pm by Laruen

English
Thanks. How did you know I was from Leicester?
Tuesday, April 23, 2013 at 3:19pm by HS

Science
Your very welcome
Wednesday, October 23, 2013 at 3:55pm by HS

English
This may help you. http://www.shurley.com/hs/index.jsp?go=elements&sub=&tab=qaf
Tuesday, September 25, 2007 at 8:18pm by Ms. Sue

HS physics
65
Monday, October 19, 2009 at 2:57pm by Anonymous

business hs
thank you so much
Tuesday, September 14, 2010 at 1:59pm by Ty

English HS
Thank you, both of you!
Saturday, February 5, 2011 at 5:45pm by TY

English HS
You're welcome.
Saturday, February 5, 2011 at 5:45pm by Ms. Sue

Science-Greenhouse Effect
Thanks
Tuesday, April 23, 2013 at 6:42am by HS

Science-Greenhouse Effect
Thank You!!!
Tuesday, April 23, 2013 at 12:38pm by HS

Chemistry
CAvs+HS
Tuesday, April 5, 2011 at 6:14pm by NMLSDN

Chemistry
CAvs+HS
Tuesday, April 5, 2011 at 6:14pm by NMLSDN

English
There are two hs in 3.
Wednesday, November 13, 2013 at 12:03am by Anonymous

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