Saturday

October 10, 2015
Number of results: 872

**Math-Derivitives **

if f(x)=x^3+5x, then f'(2)= if f(x)=cos(2x), then f'(pi/4) derivatives and anti derivatives please help
*March 23, 2010 by AdrianV*

**Anti-Derivatives**

find the antiderivative of f(x) = x^3(x-2)^2 Someone help me please!
*April 26, 2012 by I Need Help*

**Calculus - Anti-Derivatives**

How would you find the Integral of (cos(x\8))^3, defined from -(4 x pi)/3) to (4 x pi)/3)
*March 14, 2008 by Sean*

**calculus**

Find a function f such that the curve y = f(x) satisfies y'' = 12x, passes through the point (0,1), and has a horizontal tangent there. I can use the anti-derivatives to get y = 2x^3 + Cx + D but I don't know how to get C even though I know D = 1.
*November 29, 2012 by asdf*

**convert derivatives of x,y,z, to r, Ɵ,z**

convert derivatives of x,y,z, to r, Ɵ,z with chain rule? I want provment rules of converting rectangular derivatives to cylindrical derivatives and and also cylindrical to spherical.I know the rules but I cant prove EQUATIONS.thx alot
*December 1, 2011 by parsa*

**math**

I studied derivatives before, but kind of forgot them all, is there a website that gives me an overview of derivatives. What is first and second derivatives, how to find it, all the derivative rules and so on... thank you
*October 9, 2008 by Sam*

**biology**

Do production of anti-A, anti-B, and anti-Rh antibodies require the exposure to antigens
*September 11, 2012 by amy*

**Anti-ln?!?!**

use a calculator to find the anti-ln(-0.049) to the nearest ten thousandth. My calculator doesn't do anti-ln. just ln. Someone helo me please?
*April 21, 2012 by Tabby*

**Which is the correct spelling for anti hero?**

Anti-hero , antihero, or anti hero? Would these three spellings all be correct?
*January 21, 2010 by Joan*

**calculus**

find the second-order partial derivatives of f(x,y)=x^3 + x^2y^2 + y^3 + x+y and show that the mixed partial derivatives fxy and fyx are equal
*March 7, 2012 by maggie*

**Calculus: Derivatives**

I'm having trouble understanding what derivatives in calculus (instantaneous speed) is. Can someone please explain it to me, or provide some easy links to learn from? Thanks!
*September 9, 2007 by Joe*

**algebra**

How many quarts of permanent anti-freeze must be added to 10% quarts of a 40% anti-freeze solution in a radiator of a truck to make a 25% anti-freeze solution?
*October 1, 2015 by jay*

**Calculus**

Find the anti derivative of u^-2(1-u^2+u^4)du. Need steps so I can try to grasp this. Thanks. I couldn't figure out how to write the anti deriv. symbol but it is in front on the u^-2. Thanks
*April 16, 2013 by Rene*

**Algebra **

There are 25 quarts of 20% anti freeze solution in the radiator of a car. How many quarts of anti freeze must be added to make a 50% anti freeze solution
*September 26, 2015 by Nichole*

**Calculus (Derivatives)**

What is the derivative of the this functon? g(x) = -500/x, x cannot equal 0. I know that in order to fnd the derivative I need to put the function into the equation for evaluating derivatives as limits. lim as h -> 0 (f(x+h) - f(x))/h I did this, but I am having ...
*November 1, 2011 by Mishaka*

**calculus - derivatives**

can you please find the first 5 derivatives for: f(x) = (0.5e^x)-(0.5e^-x) f'(x) = ? f''(x) = ? f'''(x) = ? f''''(x) = ? f'''''(x) = ? thanks :) f(x) = (0.5e^x)-(0.5e^-x) f'(x) = 0.5 e^x + 0.5 e^-x f''(x) = 0.5 e^x - 0.5 e^-x f'''(x) = 0.5 e^x + 0.5 e^-x f''''(x) = 0.5 e^x - 0...
*July 30, 2007 by COFFEE*

**anti derivative**

please help me find anti derivative of -sinx * cos^2x am i using integration by parts?
*November 19, 2008 by mary*

**Religious**

How was medieval anti-Semitism different from the anti-Semitism in late 19th century Germany?
*April 17, 2013 by Adrienne*

**us history**

This radical abolitionist founded the American Anti-Slavery Society and owned the newspaper the “Liberator” which reflected extremist anti-slavery views.
*November 19, 2013 by Anonymous*

**Calc**

Three students have ordered a 14 inch diameter pizza. They slice it with 2 parallel cuts, giving them 3 pieces with equal area. The two cuts are equidistant from the center of the pizza. Find the horizontal distance between one cut and the center of the pizza. I figured the ...
*November 23, 2014 by Danielle*

**Physics/ Chemistry**

The carbon isotope 14C is used for carbon dating of objects. A 14C nucleus can change into a different kind of element, a neighbor on the periodic table with lower mass, by emitting a beta particle – an electron or positron – plus a neutrino or an anti-neutrino. Consider the ...
*July 22, 2015 by Anonymous*

**Biology**

What ABO antigens are present on the red blood cells of Mr. Green's blood? Mr. Green Anti A serum - no clump Anti B serum - clump Anti Rh serum - no clump
*September 20, 2014 by cate*

**Physics Momentum: Elastic Collision**

The carbon isotope 14C is used for carbon dating of objects. A 14C nucleus can change into a different kind of element, a neighbor on the periodic table with lower mass, by emitting a beta particle – an electron or positron – plus a neutrino or an anti-neutrino. Consider the ...
*July 22, 2015 by Anonymous*

**Help!!**

What was the main concern for Anti-Federalists in passing the US Constitution as written after the Connecticut compromise? please someone tell me good site and please tell me how can I answer it, Check this site. http://en.wikipedia.org/wiki/Anti-Federalism
*October 18, 2006 by Jack*

**Chemistry**

How is polonium-210 used in anti-static products? Why is its presence in commercial products (eg. anti-static hair brushes) a concern?
*February 15, 2009 by Amanda*

**Calculus**

show that the curves r=asin(è) and r=acos(è) intersect at right angles. can you show that the derivatives for each are the negative reciprocal of each other? That is the key. i need more info..i know how to find the derivative...but how will that prove my question. Do I need ...
*April 5, 2007 by Amy*

**Calculus**

Find the anti derivative of the following: 1. u^-2(1-u^2+u^4)du 2. (sqrt(x)+ 3/x - 2e^(x))dx The anti derivative symbol is in front of the equations. Also need help on find f(x) so that it satisfies f'(x) = 1+e^x+1/x and f(1) = 3+e. Please show steps so I can understand. Thanks.
*April 16, 2013 by Rene*

**math derivatives**

An architect is designing a rectangular building in which the front wall costs twice as much per linear metre as the other 3 walls. The building is to cover 1350 m2. What dimensions must it have so that the costs of the walls is a minimum? write a formula using derivatives
*June 6, 2015 by Barry*

**astronomy**

Is morphing of particles to anti-particles(for exampe:neutrio)key for assimetry between matter/anti-matter?
*October 7, 2013 by Bela*

**Calculus/Derivatives**

In addition, can you walk me through how to get the derivatives for these 2 statements, too? a) y = x^5/3 - 5x^2/3 b) y = (the cubed root of the quantity) [(x^2 - 1)^2] Hi there. I need to find the first derivative of this statement. y=x(x+2)^3 I tried the chain rule, but I ...
*March 14, 2007 by Amy*

**CALCULUS 2!!! PLEASE HELP!!**

I'm having trouble with this question on arc length: y=lnx, (squareroot)3/3 greater than or equal to x less than or equal to 1 It sounds as if you want the length of the y = ln x curve from x = sqrt(3)/3 (0.57735..) to 1. The formula for the arc length of a line y(x) is Length...
*October 19, 2006 by Krystal*

**Calculus grade 12**

a) determine the derivative of y = sin2x b) determine the derivative of y = 2SinxCosx c) shoe that derivatives in parts a) and b) are equal d) explain why derivatives in parts a) and be should be equal.
*April 12, 2012 by Julie*

**Calculus**

Find the outside and inside functions of the following to find their derivatives: 1) sqrt(2x+9) 2) cos(cos(x)) 3) tan(x) I already know how to find their derivatives I'm just not exactly sure what parts of the chain rule equation would be considered the outside and inside.
*June 18, 2013 by Robin*

**english**

I really don't know how Slaughterhouse-five and Catch-22 use similar motifs to convey their anti-war message?? I don't understand how their anti-war message is similar if that makes more sense.
*January 20, 2010 by Tyler*

**Derivatives**

Find the derivatives of: 1. H(x)= sin2xcos2x The answer given is 2cos4x. My question is, how in the world did they get that!? Shouldn't the answer at least contain the sin function, either negative or positive seeing as it's the derivative of cos? Also, which rules are ...
*October 3, 2013 by Daisy*

**Science, Astrenomey**

This is my theory, read well if you wish to know the truth: according to the big bang, there is a equal amount of anti-matter to the matter, BUT nearly all that matter is missing! In this theory there was NO anti-matter when the earth was made. anti-matter is made when ...
*August 23, 2012 by The Curse Word Destroyer, age 11*

**U.S. History**

this is one of my questions. i have answered it. please add or make changes to this as neccessary. :) WHO ARE THE ANTI-FEDERALIST?EXPLAIN WHAT THEY BELIEVE IN.WHY DID THEY OBJECT TO THE PROPOSED CONSTITUTION? Anti-federalists were people who opposed the Constitution. They ...
*January 24, 2009 by y912f*

**calculus**

a)find the first partial derivatives of f(x y)= x √1+y^2 b)find the first partial derivatives of f(x,y)= e^x ln y at the point (0,e)
*March 11, 2012 by maria*

**8th Grade U.S History**

Document F Andrew Jackson, Proclamation to the people of South Carolina, December 10, 1832 I consider that the power of one state to annul a law of the United States is not consistent with the survival of the Union. Nullification is forbidden by the Constitution; it violates ...
*March 27, 2014 by Cassidy*

**Calc**

I'm creating a "calculu for dummies" project book. I've already done most of it, I'm just stuck on these ones. Thank you! -What is the definition of a derivative? -What does the derivative of a function tell you (in english) ? Then I need an example of the power rule, quotient...
*May 19, 2011 by Jill*

**college-Organic Chemistry**

Why is cyclooctatetraene neither aromatic or anti-aromatic? (I can explain why it isn't aromatic (4n+2 fails), but i can't explain why it isn't anti-aromatic)
*December 11, 2008 by Amanda*

**Chemistry**

How do you determine that a certain reagent will result in syn addition, anti addition, or be nonstereospecific? For instance the addition of H2/Pt to a cis-cyclic alkene results in a syn addition. HCl in water is nonstereospecific and Br2 in CCl4 is an anti addition. How can ...
*November 21, 2013 by Jonah*

**Calculus**

Just got through with derivatives, power rule, and chain rule. I am supposed to find the first and second derivatives of the function. y = 4x/√x+1 and y = cos^2(x) y' = [(x+1)^(1/2)(4)]-[(4x)(1/2(x+1)^(-1/2))(1)] y' = [4(x+1)^(1/2)-4x]/[2(x+1)^(1/2)(x+1)] y' = (2-4x)/(x+...
*September 26, 2015 by Justin*

**Astronomy**

How the asymmetry between matter and anti-matter in our Universe might be generated. Why might neutrinos be a key player in achieving this? (a) We already know neutrinos can morph from one neutrino type to another. It is possible, although not certain, that neutrinos could ...
*October 1, 2013 by qwerty*

**social studies; AP US**

The Filipino insurrection led by the Aquinaldo was the result of a. the senate vote ratifying the Treaty of Paris ending the Spanish-American war b. the extension of American military occupation of Manila to the entire archipelago c. the anti-war and anti-imperialists league's...
*January 19, 2009 by casey*

**health**

if rheumatoid factor 1gM under ELISA process shows around 320.6 RU/mL and thyroid stimulating hormone TSH at 13.37 and ESR at 60mm/hour ra factor : non reactive 1:2 anti nuclear anti bodies ANA 0.39 (n) pl tell me what would happen to the patient and what precautions are ...
*November 23, 2012 by R S Telagathoty *

**Government**

The anti-federalist were against ratification of the constitution mostly because? A. they were anarchists B. their experiences under British rule C. they felt the states should have less power D. they were against proportional representation I think well A or D cause of well ...
*March 29, 2012 by MM*

**chemistry**

can you just tell me if this statement is correct if a compounds conjugate base is aromatic then it is more acidic compared to a compound whose conjugate base is anti or non aromatic if a base is aromatic it is weaker than a base that is anti aromatic
*May 29, 2010 by jessie *

**Chemistry (physical)**

At room temperature (25 degrees C) butane is a mixture of 72% anti and 28% gauche conformations. Calculate the difference in energy between the gauche and anti confromations. This is how I calculated it but I am not sure I am right: Boltzmann equation: N2/N1 = exp(-(E2-E1)/RT...
*November 8, 2009 by Alice*

**8th grade U.S History**

Document B: Daniel Webster’s argument regarding a national bank, 1833 The argument regarding the national bank starts with the question: Does Congress have the right to charter a 'National Bank'? and can a State Legislature be forced to house a federal institution without ...
*March 25, 2014 by Cassidy*

**History**

What is the relationship between Progressives and the Sherman Anti-Trust Act of 1890 ? Is it that the Sherman Anti-Trust Act was passed during the Progressive Era and the Progressives wanted it to be passed? Thanks
*May 31, 2010 by Amy~*

**Calculus**

What is wrong with the following reasoning??? f(x) = 2^x f'(x) = x[2^(x-1)] Although n x^(n-1) is the derivative of x^n, you cannot apply similar rules when x is the exponent and the number being raised to a power is a constant. The derivative of b^x, where b is a constant, is...
*June 13, 2007 by Raj*

**Chemistry**

In a CH3CF2CHF2 molecule, which conformation is more stable and how much more is one stable than the other? I think Anti is more stable than gauche. I don't know why, I just think that a molecule is most stable in it's anti form.
*June 17, 2009 by Sam*

**History- the civil war**

I am anti slavery what are the differences in the 2 sides that fought in the civil war? I mean, was one side anti slavery and the other not? Because the question asks "if you were to fight in the civil war, for for which side would you fight and why"? Please help...
*October 5, 2008 by Jason pol*

**History**

How do I figure out whether I side with the Federalists or the Anti-Federalists? Read these and then decide: http://en.wikipedia.org/wiki/Federalists and http://en.wikipedia.org/wiki/Anti-federalist =)
*March 13, 2007 by Jeri*

**Discrete Math**

a) Show that the relation R on Z x Z defined by (a , b) R (c, d) if and only if a + d = b + c is an equivalence relation. b) Show that a subset of an anti symmetric relation is also anti symmetric. c) Suppose that R is a symmetric relation on a set A. Is R also symmetric? ...
*March 15, 2012 by Confused!! *

**U.S History**

Which group believed that failure to approve the Constitution would lead to chaos and mob rule? Federalists**** Anti-federalists 2. Which group believed a strong national government was critical to the country? Federalists*** Anti-federalists 3. Which group believed that only ...
*June 7, 2015 by Kenxie*

**physics**

Which of the following statements is incorrect? a. Baryons consist of three quarks. b. Leptons do not possess any quarks. c. Only mesons possess antiquarks. d. Only certain types of matter possess quarks. when i check these with my reference table, it seems like every answer ...
*June 9, 2007 by koeit*

**NRA**

Does the NRA a have a neutral stand on gun control or is it anti-gun or anti-pro. If you had to choose from -3 to +3, what would you rate? -3 is that the NRA fully disagree with gun rights and +3 is that they fully support guns 0 is nuetral I was reading some of the websites, ...
*June 1, 2008 by jen*

**calculus**

derivatives. f(x)=(1/-7x^12) f'(2)=? f'(-1)=?
*January 18, 2008 by mike*

**Math-Derivatives!!!**

-4x^4 x^1/2+(-7/(x^2 x^1/2))
*September 9, 2010 by Janel*

**Derivatives ~ Calculus**

If dy/dx = (1 + x)/(xy), x>0, and y=-4 when x=1, then when x=3, y= what?
*June 5, 2012 by Hannah*

**Calculus**

Compute the derivatives of : f(x)= x^7 + 7^x+ 7^7
*November 22, 2010 by JJ*

**Maths Derivatives**

If y = x ^ n + ( 1 / x ^ n ) prove that ( x^2y'' ) + ( xy' ) - ( n^2y ) = 0
*October 25, 2011 by Yousef*

**Calculus-derivatives**

Determine h'(x) for h(x)= [x/(1-x)]^2
*February 20, 2012 by Jessi*

**Derivatives**

differentiate and simplify y= (e^x - 1) / x^2
*March 25, 2012 by help*

**derivatives**

Applications of derivatives A rectangle has its base on the x axis and its upper two vertices on the parabola y=12 - x^2. What is the largest area the rectangle can have, and what are its dimensions. Support your answer graphically. Thanks. Well, the parabola is symettric ...
*November 18, 2006 by Jen*

**Calculus**

Hi~ Thank you for your help! I was trying to work on a problem about Taylor series, but i don't think im approaching the problem the right way. I have to find the fifth order Taylor polynomial and Taylor series for the function f(x) at x = 0. f(x) = 1/(x+2) I tried to just ...
*March 7, 2011 by KIKSY*

**Derivatives**

What is f ''(x) and f ''''(x) of f(x)= e^-x^2 f"(x) = -e^-x^2(2x) F""(x)= -2e^-x^2 + 2xe^x^2 and also what is integral [0 to 2] f(x) dx
*October 22, 2006 by 413*

**Calc**

What are the derivatives? Thanks a) y = log(base2)(4-9x) b) y = x^(8x)
*October 20, 2008 by Michael*

**calc**

What are the first and second derivatives of y = (1/x^2)-(1/(x-2)^2)?
*November 1, 2009 by Freddy*

**calculus**

find the derivatives F(x)=8ln(x^5-2x)
*April 6, 2011 by melissa*

**derivatives**

How do you find the derivative of (6 csc x)/x?
*October 28, 2011 by hannah*

**derivatives**

How do I find the 2nd derivative of x^(-1/15)
*November 4, 2011 by Jacob*

**Calc**

What are the first and second derivatives of y= x-3x^(1/3)
*January 8, 2012 by Anonymous*

**Calc**

What are the first and second derivatives of y= x^(2/3) * (2.5 - x)
*January 8, 2012 by Anonymous*

**Calc**

what are the first and second derivatives for y= x* (4-x^2)^1/2
*January 8, 2012 by Anonymous*

**calc**

what are the first and second derivatives for y= x* (4-x^2)^1/2
*January 8, 2012 by Anonymous*

**calc**

What are the first and second derivatives of y= x^(2/3) * (2.5 - x)
*January 8, 2012 by Anonymous*

**calculus derivatives**

Please confirm: {(5x+2)^4/x^2-3x+1)^3}= 20(5x+2)^2(x^2-3x+1)^3 -3x^2(5x+2)^4 (x^2-3x+1)^2/(x^2-3x+1)^6
*July 19, 2012 by Laurie*

**Maths**

Find the derivatives of these: f(x)=√
*November 13, 2012 by alexis*

**calculus**

Find the derivatives of the functions k(x)=(x^3+e^x)^4
*February 11, 2013 by Joe*

**Derivatives**

Find the derivative of xsecy+y^5=5x^3-7
*June 26, 2014 by Sarah*

**Calc--derivatives**

find the der of y= x^(lnx) thanks
*October 13, 2009 by Carolina*

**Calculus (derivatives)**

Find the derivative of cos^2(4x)
*November 3, 2009 by Amanda*

**calculus**

find the derivatives 1. y=sin^3(2x)(cos2x)
*January 4, 2011 by gen*

**calculus**

find the derivatives 1. y=sin^3(2x)(cos2x)
*January 4, 2011 by gen*

**calculus**

derivatives: 2. cos teta/ 1+sin^2
*January 4, 2011 by gen*

**Derivatives**

Find the derivative of g(t)=8t^2+9t at t=1 algebraically... g'(1)= _________
*February 14, 2011 by Cad*

**trig derivatives**

How do I find the derivative of 6 + 8cosx?
*October 27, 2011 by lily*

**derivatives**

how do u find the derivative of (csc x)^7 -cos 4x???
*October 27, 2011 by hannah*

**Math**

Find the derivatives of the function g(t)= cosh^3 t.
*October 9, 2012 by Joe *

**Social Studies**

Can you please explain this(Simple): "I took right of the cause. I could do but little...I did with a joyful heart, and never felt happier than when in an anti-slavery meeting...But, while attending an anti-slavery convection at Nantucket, on 11th of August,1841, I felt ...
*April 22, 2011 by Anonymous*

**Econ/Math Derivatives**

Find the derivative of the quotients: y=4X/(X-3)
*September 13, 2007 by Rachel*

**Calculus**

Find a formula for the derivatives of the function m(x)=1/(x+1) IS the answer -1/(x+h)(x+h+1)
*September 13, 2008 by George*

**calculus**

derivatives: 3. y= cot^3(2/x) 4. y= csc^5 (1-t+3t^2) 5. y=sec(5x)/tan3x
*January 4, 2011 by gen*

**Calculus(derivatives)**

f(x)=7cosx+6tanx, find f'(x)and f'(5pie/4)
*February 24, 2011 by Daniel*

**Calculus (derivatives)**

find the slopes at the indicated points y = 3 + 5x - 3x^3 (0,3), (1/2, 41/8), (2,-11)
*October 13, 2011 by Nemo*

**calc**

find the derivatives of the given functions. g(t)=sqrt t(1+t)/t^2
*February 5, 2013 by Jake*

**math (2)**

Find the first partial derivatives of the function. f(x,y,z) = xe^(y/z) a. fx = ? b. fy = ? c. fz = ?
*April 30, 2014 by Mia*