Friday

December 19, 2014

December 19, 2014

Number of results: 4,119

**calc b**

lINEAR APPROXIMATION; find a linearization at a suitably chosen interger near X at which the given function and its derivative are easy to evaluate; f(x)=1+X x=8.1
*March 28, 2011 by steve *

**AP Calc-easy ?**

Given: f(x)= x^3 + x^2 - 2x over the closed interval [0,2] Write the equation of the tangent line to f(x) passing through point A(-1,-2). *At first glance I knew how to do it, but f(-1) does not equal -2...so do I add a constant onto f(x) to make f(-1) = -2 or what? thanks
*March 7, 2007 by blondie07*

**What is discrete math? And is it relatively easy?**

I ask because my TA recommended taking it next semester along with calc 3. My major is electrical engineering, and I might throw actuarial science into the mix too. So yeah, lots of math.
*December 18, 2007 by Jake*

**English**

1. It is easy for us to weed the garden. 2. It is easy for us to work in the garden. 3. For us to weed the garden is easy. 4. For us to work in the garden is easy. (Are they all grammatical and the same?)
*November 12, 2010 by rfvv*

**Grammar**

Which sentence is correctly punctuated? A) This test, in my opinion, is easy. B) This test in my opinion is easy. C) This test, in my opinion is easy. D) This test in my opinion, is easy. I answered C
*November 19, 2012 by Marie*

**math,help**

can someone explain to me also how to do addition with equations. Solve the system by addition 5x-3y=13 4x-3y=11 its easy try properly It's not easy "It's not easy" Then how come I found the answer: x = 2; y = -1, in just five seconds by just looking at the equations? :) How ...
*February 10, 2007 by jasmine20*

**Pre calc**

Vector A has magnitude 23 units and direction, counterclockwise from east, of 5.8 degrees. What is the value of its x component to 1 decimal place? Its y component? This problem seems easy enough but I keep getting the wrong answer using the law of sines. Is there another way ...
*July 30, 2010 by Me*

**easy math**

this is easy, but for whatever reason, i cannot get it :/ how would i express 3.456 billion as a number? or 1.009 trillion? i justneed them in their full form so i can put them in an excel graph :( thanks!
*September 19, 2011 by dawn*

**math proportions**

The remainder is a fraction (remainder/divisor). Why dont you use a calculator...for instance, 31/7 is 4 r 3, but it is easy enought to just put 31 divide by 7 in the calc. I have to solve a proportion, and the answer I come up with has a remainder. I know I need to make the ...
*March 13, 2007 by bobpursley*

**trig**

I have heard that trig CAN be super easy, that there are just, like, 10 rules you need to memorize then all the problems are easy. ... Does anyone know what these are? Thanks!
*April 7, 2008 by jennifer*

**Studying for Calc**

I have a quiz on derivatives coming up and I really want to do well, but i'm not sure how to go about studying calc. i have no trouble studying for other subjects, but i'm doing poorly in calc and i need to make some changes in my study habits. any suggestions? i usually work ...
*October 7, 2008 by Elizabeth*

**MATHS**

A CONE WAS CONSTRACTED FROM PLASTIC, HAVE A HEIGHT OF 20cm (PART C). THE LID IS MADE UP OF HEMISPHERE HAVE RADIUS 0F 5cm (PART A) AND PYRAMID HAVE VOLUME OF 81,667cm³. THE LID FITS EXACTLY OVER THE CONE. A) CALC. THE VOL. OF PART A. B) CALC. THE VOL. OF PART C. C) CALC. THE ...
*August 9, 2010 by MTHOMBENI BAFANA*

**Pre-Calc/Calc**

Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10) A. x=4t, y=4t-(t^2 /10) B. x=2t, y=8t-(4t^2/10) C. x=2t, y=4t-(4t^2/10) D. x=.5t, y=2t-(t^2/10) E. x=t, y=t-(t^2/10)
*April 17, 2013 by Chris Math Hw Help*

**Pre-Calc**

Can anyone direct me to learn more about polar coordinates. I'm in online college course and really am confused. In high school, I never heard of polar coordinates. Like they say is the following the graph of point (3,15) and show it on polar grid-I don't get it at all. Please...
*September 24, 2011 by Thomas*

**Calc**

Can someone help me with this calc problem? lim as x->0 (tan^3 (2x))/(x^3)
*January 8, 2009 by Nick*

**help chem!:/**

a) Calc. PH of 0.010 M HF and 0.030 M KF e) calc. PH Zn(OH)2 in wAter
*March 15, 2012 by ALISON*

**Pre Calc**

Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.
*September 10, 2009 by muffy*

**calculus (limits)**

lim h>0 sqrt(1+h)-1/h not sure how to factor this; not allowed to use L'Hopital's Rule. (that isn't taught at my school until Calc II & I'm in Calc I).
*January 22, 2011 by John*

**French **

So i have to make a french food for around 20 people. Do you know of any appetizer that I can serve at room temperature, easy to make, and easy to get my hand on the ingredients? thanks
*February 9, 2012 by Rebekah*

**very easy math question**

i doing my physics work and so i have to convert 0.0023mm to meters and it seem so easy but i not know how. i first convert it to cm, i times by ten then i divide by 100 to give me meters so i get 0.0023m but it suppose to be 2.3*10^5 m
*January 20, 2012 by Shreya*

**histroy**

. When the diplomats met to negotiate the treaty ending the Revolutionary War, the process was a. quick and easy, combat had already settled all the important issues b. slow and painful, because the britsh could not admit that they had lost c. slow and difficult becuse the ...
*September 14, 2008 by kyle*

**Calc or Pre calc**

I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2
*May 14, 2008 by jennifer*

**Math**

If (a,-3) is a point on the graph of y=x^2+4x, what is the value of a? so far i have -3=x^2+4x i can do the problem on my graphing calc but we can't use a graphing calc on the test so i need to know how to do it by hand. what do i do next?
*January 20, 2010 by Karen*

**Math**

Is there an easy way to find a pattern in a function table, so you can write a function rule? Or is there no easy way, you have to keep on guessing, by observing the table?
*February 25, 2009 by Angie*

**calc**

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers c that satisfy the conclusion of Rolle's Theorem. f(x)= x sqrt(x+21) , [-21,0] If there is more than one solution separate your answers with commas. c = Do ...
*April 12, 2007 by Jossy*

**Pre-Calc**

I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...
*May 9, 2007 by Sarah*

**math**

Jackie goes to the store to buy some meat. The meat costs $5.80/kg. How many grams of meat could she buy for $10? is there an easy way to do this? I did a few others like it, but kg and grams is not as easy
*October 21, 2009 by Clair*

**organic chem easy question**

How many hydrogen do you have to replace to get each of these products from 1-chlorbutane products are : 1,1-dichlorobutane 1,2-dichlorobutane 1,3-dichlorobutane 1,4-dichlorobutane IT is easy. What is your thinking on it? 1,2-dichlorobutane
*April 6, 2007 by nayeim*

**Pre-Calc**

Can you show me how to find the rectangular equation of r=2costheta + 3 sin theta All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you
*October 3, 2011 by Leah*

**C code**

Write a .c file named calc that: - Takes arguments from the command line - Solves a simple math problem - Returns the result as an exit status calc.c: //this is the function that gets called when the executable is run. int main(int argc, char * argv[]){ //I've given you the ...
*February 6, 2013 by Nick*

**chemistry**

liquid heptane C7H16 is completely combusted to produce CO2 and H2O: C7H16 + 11O2 --> 7CO2 + 8H2O the heat combustion for one mole of C7H16 is -4.85*10^-3 CO2 heat of comb. = -393.5 H2O h of c= -285.8 a) calc. the vale of heat of cumbustion for C7H16 in kJ/mol a .0108 mol ...
*March 10, 2010 by hilde*

**alg.**

Write the equation of the line that passes through point (2, –6) with a slope of –5. I think this is a pretty easy problem, but I'm making it out to be harder than it really is. here is what I got: y=mx+b -6=-5(2)+b -6=-10+b =10 =10 b=4 the equation that I got is: y=-5x+4 is ...
*July 30, 2007 by lacy*

**English**

I have to write a critical essay on Hamlet and I can't find a good topic to write about. I need something that will be easy because I am not good in writing essays that are more elaborate. Can somebody suggest a good topic that will be easy to write about in approximately 700 ...
*May 6, 2014 by Anonymous*

**English help **

Identify the infinitive phrase in the following sentence. Too many people drive to work when it would be just as easy for them to ride the bus. A. drive to work B. it would be C. just as easy D. to ride the bus I think it is A??
*January 31, 2014 by Cassie*

**AP Calc B/C**

The base of a solid is the region enclosed by y=x^3 and the x-axis on the interval [0,4]. Cross sections perpendicular to the x-axis are semicircles with diameter in the plain of the base. Write an integral that represents the volume of the solid. I drew a picture, but I ...
*December 15, 2014 by Anon*

**pre-calc**

Can someone help me find the exact value of 4csc(3pi/4)-cot(-pi/4)? Thanks! cotx =1/tanx cscx = 1/sinx If you find it easier to conceptualize in degrees, realize that pi/4 radians is 45º and 3pi/4 is then 135º If you know the CAST rule, it is easy to see that -pi/4 is in the ...
*May 5, 2007 by sarah*

**calc**

Is there an easy explanation of implicit differentiation? Where do I start to solve y" given 1) x+xy=y=2 2) x^3-3xy+y^3 Please help!! http://www.math.ucdavis.edu/~kouba/CalcOneDIRECTORY/implicitdiffdirectory/ImplicitDiff.html Take the first one (read the examples in the link ...
*October 2, 2006 by Mary*

**misc;culture**

Finally... I never get a chance to ask my questions since y912f barely ever gets off! Now for my question, I've been wondering. Childrens' authors usually write such easy baby books such as: Paul went to the store. Jill likes candy. Can't anyone out there write stories for ...
*February 18, 2009 by mysterychicken*

**Calc easy**

Having trouble getting the correct solution. The integral of “x squared” in the numerator and “x squared plus x minus 6” in the denominator. S X2 / (X2 + x – 6) dx Thanks! That's a messy one. According to my table of integrals. The answer is -x/6 -(1/72)loge(x^2 +x -6) + S dx...
*February 23, 2007 by Ang*

**Calc**

Profit=p(-p^2+33p+9)-9(-p^2+33p+9)+100 How do I simplify this so I can take the derivative For Further Reading * Calc - Michael, Sunday, November 25, 2007 at 4:17pm Profit=p(-p^2+33p+9)-9(-p^2+33p+9)+100 p(-p^2 + 33p + 9) Just distribute the p in. -9(-p^2 + 33p + 9) Find the ...
*November 25, 2007 by Ben*

**religions**

i need to make a model of any famous mosque in the world first, i need help finding pictures of different mosques to see which one would be easy to work with (i need a nice picture, maybe 3D, so i can copy it and build my model according to it) second, i need ideas on how i ...
*May 12, 2009 by y912f*

**english**

I am trying these on my own is this correct? 1.The service contract...on the whole...applied to upgrade. rewrite: Don't understand this sentence 2.All of our costs were within fair-guidelines. rewrite: All the cost were within the guidelines. 3.Al the lots we are selling offer...
*January 13, 2012 by SHARON*

**physics**

an aeroplane is travelling horizontally at a speed of 80ms and drops a crate of emergency supplies.To avoid damage,the max vertical speed of the crate on landing is 20ms. a)calc d max height of the aeroplane when the crate is dropped b)calc d time taken for the crate to reach ...
*January 19, 2012 by Shanti*

**History**

Which workers were generally better off in America then Europe before 1860? A. unskilled workers. B. skilled workers. C. white collar workers or D. middle managers The use of corporation was important because it provided investors with A Limited Liability. B. a good means of ...
*November 27, 2009 by Eddy*

**Calculus**

An important problem in mathematics is that of root finding: that is, given a function f (x), finding any roots of f in an interval. Exact methods exist for many functions: • In the case of a linear function f (x) = ax + b, this is easy. – If a ≠ 0, then x = −b /a...
*May 3, 2012 by Kim*

**Calc pt2**

Original question: Posted by Lost One on Tuesday, March 5, 2013 at 12:04pm. Let f(x) = (2/3)x^3 - 2x + 1 with a restricted domain of [1,infinity]. What is the value of (f-1)'(x) when x = 13? •Calc - Steve, Tuesday, March 5, 2013 at 12:58pm since x = f^-1(y) and dx/dy = 1/y' f...
*March 5, 2013 by Lost One*

**Calculus**

Great! I understand now that C0=f(a) c1=f'(a) c2=f"(a)/2 Now, If I am to find the parabolization of the equation x^2-x at x=2, then c0=x^2-x=2^2-2=2 c1=2x-1=2(2)-1=3 c2=2/2=1 So, the equation (taken from c0+c1(x-a)+c2(x-a)^2) is >> 2+3(x-2)+1(x-2)^2?? Is this correct? ...
*November 13, 2006 by Matt*

**English**

Can anybody help me to write an essay about"A way to decrease chance of becoming a victim of random violence". Don't walk in parking garages alone late at night. carry around pepper spray. easy as that. Martial arts can be very helpfull in some situations First, be aware of ...
*November 29, 2006 by louise*

**Algebra 1**

How to factor 10k^2+35k+15 completely? I would start with the easy: factor five out. 5(5k^2 +7x +3) Now the three tells you that the factors are probably 3,1 and the five tells you that the factors are probably 5,1 5(5k+3)(k+1) wrong, wont work and 5(5k+1)(k+3) wont work. So ...
*March 31, 2007 by Montie*

**calc**

Use L’Hopital’s rule to find the limit of this sequence (n^100)/(e^n) ...If you do L'Hop. Rule it would take forever, right? You would always get an (e^n) at the bottom and will have to use the L'Hop. rule 100 times to find the limit...100*n^99, 9900n^98, and etc. Is there a ...
*February 1, 2012 by lola*

**social studies**

hi can someone please help me with this question 1. When the diplomats met to negotiate the treaty ending the Revolutionary War, the process was a. quick and easy, combat had already settled all the important issues b. slow and painful, because the britsh could not admit that ...
*September 14, 2008 by kyle*

**chemistry**

how would you begin this question? An empty 15.0 L cylinder, .500 moles of gaseous PCl5 are added and allowed to reach equilibrium. The concentration of PCl3 is found to be .0220M. (Temp at 375K) PCl3(g) + Cl2(g) --> PCl5(g) i need to fine how many moles of PCl5 remain at ...
*April 28, 2007 by Anonymous*

**Easy (yet confusing) Algebra**

These problems are pretty easy, but confusing (as stated in the subject line). |2x+5|-x=10 |3x+4|-2x=11 I know there are supposed to be two answers for each problem, for the first problem I got 5 and for the second problem I got 7. I can't figure out the other answers for the ...
*April 11, 2007 by Emily*

**easy math **

-5.4 ÷ 0.9 = -6.0 < --- ? this one or -0.6 0.6 6.0
*November 25, 2014 by Jamie*

**Chemistry**

A .682 g sample of an unknown weak monoprotic acid, HA, was dissolved in sufficient water to make 50mL of solution and was titrated with a .135 M NaOH solution. After the addition of 10.6mL of base, a pH of 5.65 was recorded. The equivalence point was reached after the ...
*May 10, 2007 by Sara*

**EASY PHYSICS**

WHAT ARE EQUIPOTENTIAL LINES?
*September 23, 2007 by AL*

**Easy Chem 2**

17) How many moles of NO2 are in 2.3g
*July 2, 2008 by ScienceKid*

**EASY**

WHAT IS THE MONEY IN SINGAPORE CALLED?
*February 9, 2009 by katy*

**Moral Help**

This is pretty irrelevant to subjects, but I've had a problem (no, not a math problem) that I could use some good advice on. Today I received a detention for messing around with a friend during a computer apps class. It's easy as hell, so I find it easy to be distracted. ...
*September 18, 2007 by John*

**Math(Easy Survey Please Help)**

I need 75 of these surveys filled out to do a regression analysis for Economics. Just answer the 10 easy questions for me please. 1. Do you exercise or work out on a regular basis? 2. Are you male or female? 3. Do you smoke? 4. How many carbonated soft drinks do you consume in...
*March 22, 2008 by Jake*

**arithmetic**

what is an easy way to learn pie
*March 4, 2008 by Logan*

**cells:easy**

in an aniaml cell,what does the microfilament do?
*March 15, 2008 by Brooke*

**Easy Chemistry**

How many atoms are there in 1.0 gram of iron, Fe?
*July 2, 2008 by ScienceKid*

**ART**

What are 15 facts about clay that are easy
*January 6, 2009 by Gabriel*

**science**

what does density mean in an easy way..! thank u
*February 4, 2009 by hellen*

**EASY**

IN SINGAPORE MONEY WHAT COLAR STANDS FOR WHAT?
*February 10, 2009 by katy*

**Math**

Probably quite easy but I am stuck :/ 3d+6e
*June 18, 2010 by Eloise*

**Calculus AB**

Sorry I know this should be easy, but what is the integral of U/du?
*February 28, 2011 by Jake*

**Reading**

what is an easy definition for the word "accent"?
*February 14, 2012 by Susana*

**Language Arts**

Easy to manage or discipline D _ _ _ L _
*May 17, 2012 by Sabrina*

**Maths**

how to do algebra homework in a easy way?
*June 19, 2012 by Classof*

**Math**

Can someone help how to multiply In a easy way?
*January 9, 2013 by Tryone*

**Math**

What is an easy drawing that has a lot of circles in it.
*March 14, 2013 by Julie*

**Help math only 1 question easy!**

Simplify 3!
*May 5, 2014 by ME*

**division **

9/72=8 56/7=8 49/6=8 36/9=4 64/8=8 6/24=4 5/25=5 3/15=5 Easy I'm in fifth grade and I know this 😜
*December 15, 2014 by Jamie Fuler*

**Biology**

34. The heart is divided into two major sections with two chambers in each section. Tell an easy way to remember which section carries oxygenated blood and deoxygenated blood, the chamber the blood enters first, and the second chamber the blood exits from. I think the chamber ...
*March 24, 2010 by mysterychicken*

**Biology**

34. The heart is divided into two major sections with two chambers in each section. Tell an easy way to remember which section carries oxygenated blood and deoxygenated blood, the chamber the blood enters first, and the second chamber the blood exits from. I think the chamber ...
*March 24, 2010 by mysterychicken*

**Biology**

34. The heart is divided into two major sections with two chambers in each section. Tell an easy way to remember which section carries oxygenated blood and deoxygenated blood, the chamber the blood enters first, and the second chamber the blood exits from. I think the chamber ...
*March 24, 2010 by mysterychicken*

**Chemistry**

8. Imagine you have two containers of gas, one labeled gas A and one labeled gas B. Gas A has an average speed of 700 m/s and gas B has an average speed of 1100 m/s. Both containers are being held at the same temperature. How could you match the average speeds of gas A and gas...
*August 15, 2013 by Hannah*

**AP Calc**

When a chain hangs under its own weight, its shape is catenary. The equation of a catenary with a vertex on the y-axis is y=e^x+e^-x. Find the length of the chain from x=-2 to x=2. Then use the same technique from Problem #8(Previous AP calc problem I posted) to find the ...
*July 31, 2014 by Anon*

**Chemistry**

Im fed up with this assignment please help The oxide formed when selenium burns in air dissolves in water to give a solution of selenious acid, H2SeO3. The solution conducts electricity, and turns blue litmus paper red. State the evidence that supports classifying H2SeO3 as an...
*February 4, 2007 by Kevin*

**Comm/215**

Q: Some tests are so hard that no one does well on them other tests are too easy and don't really test comprehension. A: Some tests are are so hard that no one does well on them, other test are too easy and don't really test comprehension. Is this correct?
*June 17, 2010 by David*

**geography: easy**

what is the latitude and longitude of Daytona, Florida
*February 19, 2008 by Kori*

**geometry**

What is an easy way to find the orthocenter of a triangle?
*February 25, 2008 by Lauren*

**french**

what is an easy way to remember the conjugations for er words
*May 15, 2008 by me*

**physics**

easy method to solve questions on ap,gp,agp?????????????????????
*September 27, 2008 by nik*

**very easy algebra one**

i have a question
*August 21, 2009 by hello*

**MEASUREMENT**

what is an easy way to describe a golden triangle?
*September 2, 2009 by ggift*

**science**

where does the energy source come from, is it easy to obtain, etc?
*November 30, 2009 by susan*

**Critical thinking**

Explain in a easy way of abiguity
*August 26, 2010 by dave johnson*

**math **

easy way to solve linear equations
*October 20, 2010 by jen*

**Health and Career EASY**

what does not child resitant mean?
*January 24, 2011 by Monali*

**Social Studies EASY**

If its 7:30 pm in canada then what time is it in india?
*January 24, 2011 by Monali*

**Fractions-easy 5th grade**

Multiply and divide. 1) -2 4/11(-2) 2) 5 1/7 / 4 1/8
*March 19, 2011 by Justin*

**Super Easy Math Question**

3x^2-12x+11=0 Solve for x.
*October 19, 2011 by Luke*

**Physics **

What is an easy way to remember the formula for a newton?
*August 23, 2012 by Bryce*

**algebra**

How do you factor x^2+4 this should be easy, but I'm not quite getting it
*August 25, 2013 by thethe*

**Science 1 easy question!!!!**

Is K^+1 and F^-1 an ionic bond? My answer: yes
*November 25, 2014 by Anonymous*

**Math Help plz!!! Really need help.**

Use the Systematic Trial to solve this problem. Peanut-Pecan Problem Peanuts sell at $5/kg and pecans sell at $20/kg. Marika wants to make 30kg of a mixture of peanuts and pecans that will s ell at $10/kg/ How many kilograms of peanuts and pecans should she use? Help plz. Plz ...
*November 28, 2006 by Jolley*

**Math**

^=exponents /= divide So I am not sure how to do this. It is an example in my book but I still dont get it. Can you work through ti so I can do my real work. (-1^2+-1^-2)^-1 (-1^2+-1^-2)^-1 = First, do work within the parentheses. -1*-1 = 1 and -1-2 = 1/(-12) = [1+(1/(-12)]= [...
*November 23, 2006 by Gina*

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