Friday

November 28, 2014

November 28, 2014

**Recent Homework Questions About Calculus**

Post a New Question | Current Questions

**Pre-Calculus**

Find a quadratic function f such that f(1)=3, f(2)=5/2, f(-1)=1 I came out with 3 a+b+c=3, 4a+2b+c=5/2, a-b+c=1. And I know that I should do synthetic division but I am stuck.
*Wednesday, January 8, 2014 at 1:21pm*

**Calculus**

Integrate x dx/(1-x). I have proceeded thus- Int xdx/(1-x)=int -(x-1+1)/(x-1) =-Int[1+ 1/(x-1)]dx =-Int dx-Int dx/(x-1) =-x-log(x-1). On differentiating, we get original expression- d/dx[-x-log(x-1)]=-1-1/(x-1)=-x/(x-1)=x/(1-x). However, the answer in the book is -x-log...
*Wednesday, January 8, 2014 at 4:04am*

**AP Calculus AB**

Find the derivative of: y=(cosx)^3-(sinx)^3
*Friday, January 3, 2014 at 12:23pm*

**Pre calculus**

1. Reference angle for -280 degrees? I do not understand why you add 360???? 2. Theta=? If reference angle =60 and theta terminates in quadrant 3. What does terminate mean? Please show work and explain why. My priority is to understand the concept ... 3. Exact value for sec ...
*Wednesday, December 25, 2013 at 10:30pm*

**calculus**

Evaluate to four significant digits log x = 5.3027
*Saturday, December 21, 2013 at 3:48pm*

**CALCULUS - Check my answers :)**

I'd appreciate corrections for the ones I get wrong. :) Thanks! 1. Determine which of the following is true for the function f(x) = x^3 +5x^2 - 8x +3. I. f(x) has a relative minimum at x = 2/3. II. f(x) has a relative maximum at x = 2/3. III. f(x) has a zero at x = 2/3 I ...
*Thursday, December 19, 2013 at 7:18pm*

**Calculus**

what is the limit n to infinite of cos1*cos(1/2)*cos(1/4)*cos(1/8)*cos(1/16)*...*cos(1/2^n)
*Thursday, December 19, 2013 at 1:03pm*

**calculus**

f(x)=sqrt(x-2) what is the inverse of f? I got inverse f(x)= x^2+2 however, you need to specify the domain of x. the answer key says when x=>0 can you please explain why? I thought it would be when x=>2 ?
*Wednesday, December 18, 2013 at 7:16pm*

**calculus**

if f(x)= the integral of lntdt from sqrt(x) to 2, what is f'(x)? Do you solve the integral first then derive it? And if so, wouldn't that just give you the function? Please help
*Wednesday, December 18, 2013 at 6:35pm*

**calculus**

I got half of this problem wrong and I DO NOT know where and how to fix. I cannot use my calculator and have to show my work. Question: You have a 500 metre roll of fencing and a large field. You want to construct a rectangular playground area. a.) using optimization ...
*Wednesday, December 18, 2013 at 6:27pm*

**calculus**

In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential for the ...
*Wednesday, December 18, 2013 at 5:34pm*

**calculus**

A competing technology uses a photovoltaic cell to charge a battery which can then be used to power a LED light. To compare these technologies, we make some reasonable assumptions. We assume the solar cell is 10 cm on a side, and that it has an efficiency of 15%. We assume the...
*Wednesday, December 18, 2013 at 3:57pm*

**Pre-Calculus**

y= ((2-3x^(1/x))/(2+3x^(1/x)) Is the horizontal asymptote y= 1 or y= -1?
*Wednesday, December 18, 2013 at 10:45am*

**Calculus**

The total stopping distance T of a vehicle is T=2.5x+0.5x^2 where T is in feet and x is the speed in miles per hour. Approximate the change and percent change in total stopping distance as sped changes from x=25 to x=26 miles per hour. I started taking the derivative, but that...
*Tuesday, December 17, 2013 at 7:47pm*

**Calculus (check my work)**

The measurement of the circumference of a circle is found to be 64 centimeters, with a possible error of 0.9 centimeter. Approximate the percent error in computing the area of the circle. MY ANSWER 8.83%
*Tuesday, December 17, 2013 at 6:52pm*

**Calculus (check my answer)**

The measurement of the edge of a cube is found to be 15 inches, with a possible error of 0.03 inch. Use differentials to approximate the maximum possible propagated error in computing the surface area of the cube. I got 5.4 inches squared. Is this right?
*Tuesday, December 17, 2013 at 6:39pm*

**Calculus (check my answers)**

10) Use the information to evaluate and compare delta y and dy. y=2-x^4, x=2 and delta x=dx=0.01 MY ANSWER: dy=-.32 and delta y=-.3224. Are they supposed to be negative, and how do I compare those in words? I don't even understand what I was supposed to do... 12) Find the ...
*Tuesday, December 17, 2013 at 5:53pm*

**Calculus**

Find the differential dy of the given function. y=sec^2x/(x^2+1) My answer was [tanx(x^2+1)-2sec^2x]dx/(x^2+1)^2 My friend (who's a lot smarter than me) got something wayyy different, so I'm not sure if I'm doing this wrong...?
*Tuesday, December 17, 2013 at 5:35pm*

**Calculus**

Consider the function x^2+x-4 Estimate the area between the graph and the x-axis between x=2 and x=4 using four rectangles and right end points.
*Tuesday, December 17, 2013 at 12:27pm*

**calculus**

two trains are on parallel tracks that are 2 miles apart. If both trains are traveling at 40 mph, how fast is the distance between the trains decreasing when they are 8 miles apart?
*Monday, December 16, 2013 at 10:09pm*

**Calculus**

The measurements of the base and altitude of a triangle are found to be 36 and 50 centimeters, respectively. The possible error in each measurement is 0.25 centimeter. Use differentials to approximate the possible propagated error in computing the area of the triangle.
*Monday, December 16, 2013 at 7:45pm*

**Calculus**

Please, don't assume that we've been taught this stuff because we were literally just handed a packet and told to learn it ourselves. I don't understand this in the slightest. The question is: Use the information to evaluate and compare delta y and dy. y=2-x^4, x=2...
*Monday, December 16, 2013 at 7:30pm*

**Calculus**

Please, don't assume that we've been taught this stuff because we were literally just handed a packet and told to learn it ourselves. I don't understand this in the slightest. The question is: Use the information to evaluate and compare delta y and dy. y=2-x^4, x=2...
*Monday, December 16, 2013 at 7:08pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 for x in [0, 3] Please don&#...
*Monday, December 16, 2013 at 6:13pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x and y = x^4
*Monday, December 16, 2013 at 6:11pm*

**Calculus**

Use the information to evaluate and compare (triangle)x and dy. y=2-x^4, x=2, and (triangle)x=dx=0.01
*Monday, December 16, 2013 at 6:03pm*

**Calculus**

Evaluate the integral. HINT [Use a shortcut or see Example 4.] 4 to 3 x/(3x^2-6)dx
*Monday, December 16, 2013 at 5:29pm*

**Calculus and vectors**

Velocity represents the slope of a displacement function. Suppose an object was moving to the right, then stopped, then continued moving to the right. What would the displacement function look like?
*Monday, December 16, 2013 at 8:54am*

**Calculus and vectors**

it would appear that for any thrown object has a height that can be expressed using a quadratic expression. The maximum height occurred in the middle of the two zero values. Will this always be the case? What if the ball were thrown from a platform of height 1 m?
*Monday, December 16, 2013 at 8:53am*

**Pre-Calculus**

Is it possible to factor x^3 - 9x^2 + 24x - 20 and solve for x by hand? I tried using the grouping method and got x^2(x-9) + 4(6x-5) but how can I continue solving for x? If I use a calculator I get x= 2 and 5 but is it possible to find this by hand? thanks
*Monday, December 16, 2013 at 1:11am*

**calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x2 − 4x + 1 and y = −x2 + 4x − 5 for x in [0, 3]
*Sunday, December 15, 2013 at 9:45pm*

**calculus hw**

What is the area bounded by y=x^2 and y=x^3-2x?
*Sunday, December 15, 2013 at 2:08pm*

**Physics/Calculus**

A spherical oil tank with a radius of 10 feet is half full of oil that weighs 60 pounds per cubic foot. Its top is 6 feet underground. How much work is needed to pump the oil out of the tank through a hole in its top? How do I solve this? Does the fact that it its top is 6 ...
*Sunday, December 15, 2013 at 12:24pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. HINT [See Example 3.] Enclosed by y = x and y = x^4
*Sunday, December 15, 2013 at 2:14am*

**Pre Calculus **

Find an expression equivalent to sec theta tan theta/ sin theta.
*Saturday, December 14, 2013 at 9:12pm*

**Pre Calculus **

Find an expression equivalent to sec theta tan theta/ sin theta.
*Saturday, December 14, 2013 at 8:53pm*

**Calculus**

A spherical oil tank with a radius of 10 feet is half full of oil that weighs 60 pounds per cubic foot. Its top is 6 feet underground. How much work is needed to pump the oil out of the tank through a hole in its top? How do I solve this? Does the fact that it its top is 6 ...
*Saturday, December 14, 2013 at 8:13pm*

**Calculus (Please check my work.)**

This is my last chance to make at least a C in my AP Calculus course, so please tell me if I got these right or wrong so that I can fix them before it's due. Also, there was one I wasn't sure how to do, so if you can help me with that, it would be much appreciated! 1)...
*Saturday, December 14, 2013 at 9:25am*

**Calculus**

How do you show that the minimum average cost occurs when the average cost equals the marginal cost?
*Saturday, December 14, 2013 at 8:40am*

**Math (pre calculus)**

Solve 2^3-x = 5^2x+1 Give an exact solution.
*Thursday, December 12, 2013 at 6:48pm*

**Math (pre calculus)**

The population of a certain town grows from 10,000 in 1982 to 35,000 in 1995. At this rate, in what year will the population reach 300,000? Tip* Population growth formula: P = P(subzero)multiplied by e^(k)(t)
*Thursday, December 12, 2013 at 6:37pm*

**Calculus**

Lim x to 3 (-x^2)/((x^2)- 6x + 9) substitution i get -9/0 factoring i get same answer would that mean the answer is infinity? if not how could i prove that it isn't infinity
*Thursday, December 12, 2013 at 5:32pm*

**calculus **

use a sign chart to solve inequality. Express answers in interval notation. x^2+6<2x
*Thursday, December 12, 2013 at 4:46pm*

**Calculus PLEASE HELP**

Show that the maximum profit occurs when the marginal revenue equals the marginal cost. I'm pretty sure this is supposed to be some sort of proof, but I have no idea how to even start it...
*Thursday, December 12, 2013 at 5:29am*

**Calculus**

Assume that the rate of population growth of ants is given by the equation: dP/dt=.1P(1 - P/730)-(129000/7300) a. If P(0)=150, what happens to P as t gets very large? b. If P(0)=800, what happens to P as t gets very large? c. If P(0)=800, what happens to dP/dt as t gets very ...
*Wednesday, December 11, 2013 at 10:35pm*

**Calculus**

Show that the maximum profit occurs when the marginal revenue equals the marginal cost. I'm pretty sure this is supposed to be some sort of proof, but I have no idea how to even start it...
*Wednesday, December 11, 2013 at 8:21pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x for x in [1, 2]
*Wednesday, December 11, 2013 at 6:58pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5
*Wednesday, December 11, 2013 at 6:35pm*

**Calculus**

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5
*Wednesday, December 11, 2013 at 6:34pm*

**Calculus**

Solve the differential and initial value problem: x(dy/dx) + 1 = y^2 y(1)=0 I tried using bernoulli and it didn't quite work.
*Tuesday, December 10, 2013 at 8:39pm*

**pre calculus**

2k^2+5k-9
*Tuesday, December 10, 2013 at 6:30pm*

**pre calculus**

2k^2+5k-9=0
*Tuesday, December 10, 2013 at 6:26pm*

**pre calculus**

x^2-3x-7=0
*Tuesday, December 10, 2013 at 6:03pm*

**pre calculus**

x^2-3/4x+1/8=0
*Tuesday, December 10, 2013 at 5:58pm*

**pre calculus**

2x^2+11x-21=0
*Tuesday, December 10, 2013 at 12:39pm*

**calculus**

Imagine making a tent in the shape of a right prism whose cross-section is an equilateral triangle (the door is on one of the triangular ends). Assume we want the volume to be 2.2 m3, to sleep two or three people. The floor of the tent is cheaper material than the rest: assume...
*Tuesday, December 10, 2013 at 1:01am*

**calculus**

Differentiate 3x+2(37,500,000/x) I know the answer is suppose to be 3(x^2-25,000,000)/x^2 but I'm not sure how to get there.
*Monday, December 9, 2013 at 10:27pm*

**Calculus **

Y=5x^4 -24x^3+24x^2+17 is concave down for which interval? A) x<0 B) x>0 C) x<-2 or x>-2/5 D) x<2/5 or x>2 E) 2/5 < x < 2 I know you take the second derivative...but I keep getting stuck with something that won't factor right?
*Monday, December 9, 2013 at 5:10pm*

**Calculus**

If x^2=25-y^2, what is the value of [(d^2)(y)]/(dx^2) at the point (3,4)?
*Monday, December 9, 2013 at 4:54pm*

**calculus**

the tangent line to the curve y=x^2 at the point (a,a^2) passes through the point (2,1) find all possible values of a. Thank you so much!!
*Monday, December 9, 2013 at 4:28pm*

**CALCULUS!!!!!**

At 9am, ship B was 65 miles due east of another ship, A. Ship B was then sailing due west at 10 miles per hour, and A was sailing due south at 15 miles per hour. If they continue their respective courses, when will they be nearest one another?
*Monday, December 9, 2013 at 6:44am*

**Differential Calculus**

At 9am ship B is 65 miles due east of another ship A. Ship B is then sailing due west at 10mi/h and A is sailing due south at 15 mi/hr if they continue in their respective course when will they be nearest to one another? and how near?
*Monday, December 9, 2013 at 6:05am*

**Pre calculus**

Why is it dangerous to use the law of sines to find an angle but is not dangerous to use the law of cosines? Please explain this thoroughly.
*Sunday, December 8, 2013 at 10:00pm*

**calculus**

a farmer wants to make a rectangular pen from 200 feet of fencing. he plans to use a 100 foot wall along with some of the fencing to make one side of the pen. find the dimensions of the pen that will make the enclosed area as large as possible.
*Sunday, December 8, 2013 at 9:17pm*

**Calculus PLEASE HELP**

Given that C(x)=2x^3-21x^2+36x+1000 is a cost function, determine the intervals for which the cost is increasing. Determine any intervals for which the marginal cost is increasing. Marginal cost is when you derive the cost function, correct? So do you do the second derivative ...
*Saturday, December 7, 2013 at 6:23pm*

**Calculus**

Given that C(x)=2x^3-21x^2+36x+1000 is a cost function, determine the intervals for which the cost is increasing. Determine any intervals for which the marginal cost is increasing. Marginal cost is when you derive the cost function, correct? So do you do the second derivative ...
*Saturday, December 7, 2013 at 4:01pm*

**Calculus**

Using the equations R(x)=-x^2+400x and C(x)=x^2+40x+100, find the Maximum Revenue
*Saturday, December 7, 2013 at 2:43pm*

**Calculus (check my work)**

Find the marginal revenue at x=10 using the equation R(x)=-x^2+80x Is the answer 60?
*Saturday, December 7, 2013 at 2:04pm*

**Calculus**

Find the maximum revenue using the following equations: R(x)=-x^2 +400x and C(x)=x^2+40x+100. What I've done so far is use R(x) and solve for x, which got me 0 and 400. Is that how you're supposed to start it? What happens next? (I apologize; I'm really bad at ...
*Saturday, December 7, 2013 at 1:38pm*

**Calculus**

Check my work? The equations given were R(x)=-x^2+400x and C(x)=x^2+40x+100. We were asked to find the maximum profit and minimum average cost. (I'm having trouble remembering how to find a minimum and maximum, so please help with that, if you can!) For Max Profit, I got $...
*Saturday, December 7, 2013 at 12:31pm*

**Calculus**

How do you find maximum revenue, maximum profit, and minimum average cost? Our teacher gave us a project to teach ourselves the section, but I can't learn very well even with her teaching, so I don't know how I'm supposed to do this...
*Saturday, December 7, 2013 at 11:39am*

**Calculus**

Consider the function f(x)=2x+6x^(-1). For this function, there are three numbers A<B<C which are either critical or not in the domain of the function. A= B= C=
*Saturday, December 7, 2013 at 12:36am*

**calculus**

find the area of y=x sqrt(x^2+16), bound by the x-axis and the vertical line x=3 I got 22.5 is that correct?
*Saturday, December 7, 2013 at 12:07am*

**Pre-Calculus**

Solve the equation 2x + 5y - 3z = -1. Write the general solution as a matrix equation. I did some guessing and ended up getting this much: [x]= [-1/2 _ _ ] X [1] [y]= [ 0 1 0 ] X [s] [z]= [ 0 0 1 ] X [t] however I still can't figure out the last two values in the first row
*Friday, December 6, 2013 at 7:39pm*

**Pre-Calculus**

Solve the equation 2x + 5y - 3z = -1. Write the general solution as a matrix equation. [x] [ ] [1] [y]= [ ] X [s] [z] [ ] [t] I'm supposed to fill in that blank in the middle, but I don't understand how to solve this if I'm only given one equation. please explain
*Friday, December 6, 2013 at 1:28am*

**Pre-Calculus**

convert to the alternate form to exponential form. a) 5^4=625 b) e^x=y c) log.001=x I really need help on these problems i have no idea how to do it? pls help me i need to study for it on my exam.
*Friday, December 6, 2013 at 1:25am*

**Math - Calculus I**

Optimization Problem: Find the dimensions of the right circular cylinder of greatest volume inscribed in a right circular cone of radius 10" and height 24"
*Thursday, December 5, 2013 at 9:36pm*

**Calculus**

In the interval (0 is less than or equal to x which is less than or equal to 5), the graphs of y=cos(2x) and y=sin(3x) intersect four times. Let A, B, C, and D be the x-coordinates of these points so that 0<A<B<C<D<5. Which of the definite integrals below ...
*Thursday, December 5, 2013 at 8:05pm*

**Calculus**

What is the integral of (x*f(x))dx?
*Thursday, December 5, 2013 at 6:40pm*

**Calculus**

I'm a little confused with this integration problem: If the definite integral from 0 to 2 of (e^(x^2)) is first approximated by using two inscribed rectangles of equal width and then approximated by using the trapezoidal rule with n=2, the difference between the two ...
*Thursday, December 5, 2013 at 5:05pm*

**Pre-Calculus**

Consider the chemical reaction aC2H6 + bCO2 + cH2O → dC2H5OH, where a, b, c, and d are unknown positive integers.? The reaction must be balanced; that is, the number of atoms of each element must be the same before and after the reaction. For example, because the number ...
*Wednesday, December 4, 2013 at 9:25pm*

**Calculus**

Let R be the region bounded by the curve x=9y-y^2 and the y- axis. Find the volume of the solid resulting from revolving R about the line y= -6. I believe the integral limits are from y=0 to y-9 i set up h(x) = 9y-y^2 r(x) = y+6 I am not sure if this is correct Can anyone help...
*Wednesday, December 4, 2013 at 9:18pm*

**calculus**

let f:[0,1] - [0,1] be continuous function .show that there exist a in [0,1] such that f(a)=a
*Wednesday, December 4, 2013 at 5:30pm*

**Calculus I don't understand**

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y = 10 x and y = 5 x^2 about y =0 Find the volume of the solid obtained by rotating the region bounded by y=8 x^2, x = 1, and y = 0 , about the x-axis. I saw some...
*Wednesday, December 4, 2013 at 2:53pm*

**Calculus volume stuff**

Find the volume of the solid obtained by rotating the region bounded y = 16 x and y = 2 x^2 about y =0 Find the volume of the solid obtained by rotating the region bounded about the x-axis by y=4x^2, x =1, and y = 0 Find the volume of the solid generated by rotating the region...
*Wednesday, December 4, 2013 at 2:27pm*

**CALCULUS MAJOR HELP!!!!!!**

Find the volume of the solid obtained by rotating the region bounded y = 16 x and y = 2 x^2 about y =0 Find the volume of the solid obtained by rotating the region bounded about the x-axis by y=4x^2, x =1, and y = 0 Find the volume of the solid generated by rotating the region...
*Wednesday, December 4, 2013 at 12:56pm*

**Calculus**

The first boat is sailing towards the North at the speed of 6 km per hour and sees that another boat is heading east at the speed of 5 km per hour. The second boat is to the northwest of the first boat. what is the minimum distance between two boats, assuming that they do not ...
*Tuesday, December 3, 2013 at 8:35pm*

**calculus**

(x/y)-x^2 =1 implicit ?
*Tuesday, December 3, 2013 at 3:23pm*

**Calculus**

Evaluate cos[2arctan(2)] Need step by step for this one. Thanks
*Tuesday, December 3, 2013 at 3:20pm*

**calculus**

A display case is in the shape of a rectangular box with a square base. Suppose the volume is 21 cubic ft and it costs $1 per square ft. to build the glass top and $0.50 per sq. ft. to build the sides and base. If x is the length of one side of the base, what value should x ...
*Tuesday, December 3, 2013 at 12:09pm*

**Math**

Hello I am having trouble with a pre-calculus problem. The problem is ln|Sin2X-CosX-1|=0 if you could help by listing the steps to solve that would be great! Thanks!
*Monday, December 2, 2013 at 10:11pm*

**Calculus**

Gerber Banana Plum Granola costs $0.89 per 5.5-oz serving; each serving contains 140 calories, 31 g of carbohydrates, and 0% of the recommended daily allowance of vitamin C. Gerber Mixed Fruit Carrot Juice costs $0.79 per 4-oz serving; each serving contains 60 calories, 13 g ...
*Monday, December 2, 2013 at 9:24pm*

**Calculus kinda with the area of two curves**

II don't even know where to start with this can anyone help?!? Find c>0 such that the area of the region enclosed by the parabolas y=x^2-c^2 and y=c^2-x^2 is 270.
*Monday, December 2, 2013 at 2:42pm*

**calculus area between three curves**

find the area of the region for 2y=4sqrt(x) , y=3, and 2y+3x=7
*Monday, December 2, 2013 at 2:12pm*

**Calculus**

Find limit as x->-3 of (sin(4x+12))/(5x+15)
*Monday, December 2, 2013 at 8:00am*

**Calculus Please Help!!**

"A 13-foot ladder is leaning against a building when its base begins to slide away from the base of the building. By the time the base is 12 feet from the building, the base is moving at the rate of 6 ft/sec. How fast is the top of the ladder sliding down the wall at that...
*Sunday, December 1, 2013 at 7:09pm*

**CALCULUS HELP!!**

I haven't done this type of problem in a while, so if someone can just show me how to set it up, I can figure out the rest. (: "A 13-foot ladder is leaning against a building when its base begins to slide away from the base of the building. By the time the base is 12 ...
*Sunday, December 1, 2013 at 3:51pm*

**college calculus**

I don't know how to solve this indefinite integral with both limits as variables: ^x^3 ç (z^4+1)dz ⌄ln(x) If you could explain I'd appreciate it.
*Saturday, November 30, 2013 at 10:36pm*

**calculus (optimization)**

a rectangular study area is to be enclosed by a fence and divided into two equal parts, with the fence running along the division parallel to one of the sides. if the total area is 384 square feet, find the dimensions of the study area that will minimize the total length of ...
*Saturday, November 30, 2013 at 2:54am*

**math**

Resource allocation podunk institute of technology’s math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total of up to 110 ...
*Friday, November 29, 2013 at 4:19pm*

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