Friday

April 18, 2014

April 18, 2014

Number of results: 216

**calculas**

Hydrocodone bitartrate is used as a cough suppressant. After the drug is fully absorbed, the quantity of drug in the body decreases at a rate proportional to the amount left in the body, with constant of proportionality . Suppose that the half-life of hydrocodone bitartrate ...
*Sunday, March 6, 2011 at 12:43am by calculas*

**calculas**

thank you so muchh :)
*Tuesday, December 7, 2010 at 9:51pm by Anonymous*

**Pre-Calculas**

2 seconds
*Saturday, September 10, 2011 at 3:59pm by =P*

**Calculas**

is it x^3 -(2x+5)/(x+4) ?
*Saturday, March 16, 2013 at 8:35am by black_widow*

**Calculas**

I am still lost :(
*Wednesday, February 15, 2012 at 3:33pm by Anonymous*

**pre -calculas**

No answer.
*Wednesday, April 25, 2012 at 2:59pm by Anonymous*

**pre -calculas**

correct
*Wednesday, April 25, 2012 at 2:59pm by bobpursley*

**Calculas**

Is your question is f(x)= x^3-2x+(5/x)+4 ?
*Saturday, March 16, 2013 at 8:35am by black_widow*

**Calculas**

Xcube -2x +5 divide by x+4
*Saturday, March 16, 2013 at 8:35am by no*

**calculas **

If f(t) = square root of 7/t^5. Find f'(x) and f'(2)
*Thursday, October 21, 2010 at 3:56pm by sandy*

**calculas**

see me after class!!
*Sunday, December 4, 2011 at 11:07pm by schroeder*

**Calculas**

square root of 2x
*Tuesday, July 24, 2012 at 9:47am by Drew*

**pre-calculas**

Can someone please help me?
*Tuesday, September 18, 2012 at 10:29pm by ladybug*

**ap calculas**

derivative of (-x^3+3)(3x+2)^3
*Monday, March 25, 2013 at 12:18pm by Rebecca*

**calculas**

is 4 square root of 12 right?
*Tuesday, December 7, 2010 at 10:00pm by Anonymous*

**Calculas**

Yes i did but tht was wrong so i am confused now...
*Tuesday, February 14, 2012 at 11:56pm by Anonymous*

**Calculas**

Never mind I got it thnks
*Tuesday, February 14, 2012 at 11:56pm by Anonymous*

**Calculas**

Find the length of the curve y=(2x), from x=1 to x=4.
*Tuesday, July 24, 2012 at 9:47am by Drew*

**pre-calculas**

msybe, you have to ask a question
*Tuesday, September 18, 2012 at 10:29pm by bobpursley*

**pre-calculas**

f(x-h) is f(x) shifted right h units. So, you want y = (x+6)^2
*Tuesday, September 18, 2012 at 10:50pm by Steve*

**ap calculas**

derivative of (2x^3+5)cos2x^5
*Monday, March 25, 2013 at 11:47am by Rebecca*

**Calculas HS**

If the average (159/2) is greater than the speedlimit...
*Thursday, November 6, 2008 at 8:05pm by bobpursley*

**CALCULAS**

POLAR EQUATION OF INWARDLY SPIRALING SPIRAL
*Saturday, February 13, 2010 at 6:57am by YAMNA*

**Pre Calculas**

1 + 1/(csc^2 - 1) 1 + 1/cot^2 1 + tan^2 sec^2
*Wednesday, November 2, 2011 at 7:26pm by Steve*

**Calculas**

find the compute derivative of f(x)=sinh^2(5x)
*Thursday, April 12, 2012 at 12:58pm by ASB*

**calculas**

let p=(1,1,1), Q=(2,3 5), and R=(-1,3,1). find the area A of thr triangle with vertices P,Q, and R
*Tuesday, December 11, 2012 at 10:18am by Anonymous*

**calculas**

Solve following equations tan^(2 ) x-5tanx=-6
*Tuesday, March 5, 2013 at 7:40pm by preet*

**calculas**

if f(x) = a cos(kx) amplitude = a period = 2pi/k
*Wednesday, April 3, 2013 at 10:21am by Steve*

**calculas**

The function f(x)= (8x-7)e^2x has one critical number. Find it
*Thursday, November 5, 2009 at 5:08pm by jenny*

**calculas**

Expand the contents of the logarithm, then use the property that [d/du]ln(u) = u'/u.
*Monday, March 29, 2010 at 5:28pm by Marth*

**math**

int( absolute(x-1) + sqrt(9-x) ) Hint: you may interpret the integral as an area.
*Friday, February 24, 2012 at 3:25pm by Calculas*

**calculas**

I assume your temperatures are in Fahrenheit. What is k supposed to be? It should have dimensions
*Monday, March 12, 2012 at 10:11pm by drwls*

**calculas**

Write following equations in polar coordinate then graph them Y=4X
*Tuesday, March 5, 2013 at 7:37pm by preet*

**Calculas**

Find the area of the region under the curve y = 12 e ^{3 x} between x = -2.6 to x =2.6
*Saturday, March 8, 2014 at 5:43pm by ryan*

**calculas**

Question # 01 Solve the inequality and sketch the solution on a coordinate line.
*Tuesday, March 20, 2007 at 5:04pm by khan*

**Go with Damon ... Calculas**

sorry, I should really read more carefully,
*Tuesday, October 12, 2010 at 7:17pm by Reiny*

**Calculas**

F(X)=9 csc6(X) it is continous from -infity to infinity except what value?
*Wednesday, October 24, 2012 at 4:58pm by Mohammad Al-Abdullah*

**calculas**

I would graph it, frankly. I think it has only one real root, near x=-2
*Monday, March 23, 2009 at 8:40pm by bobpursley*

**Calculas**

I stumble a question I cannot answer please help up. Find value of limit k for equation:
*Sunday, May 9, 2010 at 5:25am by Mike*

**Calculas**

did you look at the answer by MATH - Reiny, Monday, February 13, 2012 at 6:07pm ?
*Tuesday, February 14, 2012 at 11:56pm by Anonymous*

**calculas**

Find equation of all lines having slop -4 that are tangent to the curve y=16/(x-2)
*Thursday, October 24, 2013 at 3:57pm by Anood*

**pre-calculas**

correction of problem. Should be: -2x squared + 6x + 5 = 0 Sorry about that! Thanks for your help!
*Sunday, February 16, 2014 at 10:34am by Marina*

**Calculas**

P(4) = 100(4) - 3(16)ln(4) = .. I assume you have a calculator to get appr 333.46
*Friday, April 4, 2014 at 10:02pm by Reiny*

**11th grade-Calculas**

wait to take the derivative, should i multiple out the stuff inside the ()?
*Sunday, April 5, 2009 at 8:54pm by Anonymous*

**Pre-Calculas 11**

There is no diagram given its just what the question says. There is no other info
*Tuesday, October 1, 2013 at 12:42am by ravneet gill*

**Pre-Calculas 11**

There is no diagram given its just what the question says. There is no other info
*Tuesday, October 1, 2013 at 12:42am by ravneet gill*

**pre-calculas**

find the LCD and solve: x+3 12x + 4 1 - 2x ____ + _________ = _______ 3-x x squared - 9 x + 3
*Sunday, February 16, 2014 at 9:50am by Marina*

**pre-calculas**

Use "completing the square" to find the zeros of the polynomial. =2x squared + 6x + 5 = 0
*Sunday, February 16, 2014 at 10:34am by Marina*

**Calculas**

the marginal profit is dP/dx = 100 - 6x lnx - 3x so, now plug in x=4
*Friday, April 4, 2014 at 10:02pm by Steve*

**calculas**

This is simple substitution and arithmetic It is also not clear if you mean g(x) = (2/3)x or g(x) = 2/(3x) I will do a) using g(x) = (2/3)x f(-3) + g(6) = 3(-3) +1 + (2/3)(6) = -9+1+4 = 14 do b) the same way.
*Sunday, June 5, 2011 at 10:24pm by Reiny*

**Calculas**

take the derivative of cost with respect to x. SEt it equal to zero. Solve for x. I will be happy to critique your thinking.
*Friday, December 16, 2011 at 3:56pm by bobpursley*

**pre-calculas**

do a long algebraic or a synthetic division to show that (x^2 - 2x + 15)/(x+7) = x-9 + 78/(x+7) the slant asymptote is y = x-9
*Sunday, March 10, 2013 at 4:54pm by Reiny*

**calculas**

if the box is all cardboard, and AB = 193 and h=2, then something doesn't add up, since the surface area is 4(A+B)+2AB
*Monday, April 7, 2014 at 10:20pm by Steve*

**calculas**

as usual, divide the fencing equally among lengths and widths. So, I'll go ahead and predict that the solution will be 7500 x 15000
*Wednesday, February 19, 2014 at 4:47pm by Steve*

**calculas**

Find the volume of the solid that is obtained when the region under the curve y=x+3 over the interval [5, 24] is revolved about x-axis.
*Thursday, June 28, 2012 at 9:25am by raza*

**Calculas**

If cone not cylinder then V = (1/3) h pi r^2 V = 10 pi r^2 The rest is the same
*Tuesday, October 12, 2010 at 7:17pm by Damon*

**Pre Calculas**

verify the following 1+1/csc^2x-1=sec^2x
*Wednesday, November 2, 2011 at 7:26pm by Raven*

**Calculas**

Evaluate lim x→0 10x/√(9+x)-√(9-x)
*Saturday, March 16, 2013 at 8:39am by Radical Limits!*

**calculas**

Let f(x) = 1+3sin2x be a function, determin the amplitude and the period of the function,
*Wednesday, April 3, 2013 at 10:13am by mathews*

**calculas**

Let f(x) = 1+3sin2x be a function, determin the amplitude and the period of the function,
*Wednesday, April 3, 2013 at 10:21am by mathews*

**calculas**

Let f(x) = 1+3sin2x be a function, determin the amplitude and the period of the function,
*Wednesday, April 3, 2013 at 10:21am by mathews*

**calculas**

how to find the x intercepts for f(x) = 3x^3+7x^2+3x+1 please show your steps
*Monday, March 23, 2009 at 8:40pm by Sandra*

**Calculas**

how to find the x intercepts for f(x) = 3x^3+7x^2+3x+1 please show your steps
*Monday, March 23, 2009 at 9:42pm by Sandra*

**Math ( calculas)**

find the intervals on which the curve y=x/(x+1)^2 is concave upward or concave downward.
*Sunday, March 27, 2011 at 11:08am by Tina*

**Alegbra 1**

This is not a calculas question, this is an ALGEBRA 1 question it is for my review. That answer you gave me is not right.
*Friday, December 30, 2011 at 1:39pm by Hello*

**pre-calculas**

what is the function whose graph is the graph of y=+4, but is reflected about the the x-axis. y=
*Wednesday, September 19, 2012 at 12:16am by ladybug*

**pre-calculas**

multiply top and bottom by (x-5)(x+5) which is (x^2-25) x^2 - 9 x - 10 = (x-10)(x+1) by the way
*Sunday, February 16, 2014 at 9:34am by Damon*

**calculas**

Find the equations for the tangent line and normal line to the curve for f(x)=(x^4)+(2e^x) at the point (0,2)?
*Tuesday, September 28, 2010 at 12:16am by john*

**AP Calculas **

Does f(x)=(2x^3-2x)/x^3+x^2-4x-4 have any horizontal asymptotes? How can you tell?
*Thursday, October 7, 2010 at 12:10pm by Yishan shan*

**Pre Calculas**

how would you varify the following sinx+sinx cot^2x=cscx
*Wednesday, November 2, 2011 at 7:25pm by Raven*

**pre-calculas**

write a function whose graph is the graph of y=x^2, but is shifted to the left 6 units.
*Tuesday, September 18, 2012 at 10:50pm by ladybug*

**calculas**

how to find the x intercepts for f(x) = 3x^3+7x^2+3x+1
*Monday, March 23, 2009 at 8:40pm by Sandra*

**calculas**

f(x)=ln[(1+e^2x)/(e^2x-4) find the derivative
*Monday, March 29, 2010 at 5:28pm by Lori*

**calculas**

amplitude = 3 period = 2π/2 = π or 180
*Wednesday, April 3, 2013 at 10:13am by Reiny*

**Applied calculas**

Let y=〖tan〗^(-1) x Rewrite it as an equation involving a trig function. Use implicit differentiation to determine an expression for y.
*Monday, April 8, 2013 at 5:31pm by jack*

**high school calculas**

Find the (a) the local extrema, (b) the intervals on which the function is increasing, (c) the interval on which the function is decreasing h(x)=2/x
*Thursday, November 6, 2008 at 8:27pm by pipi*

**Calculas**

The slope of the tangent line to the graph of a function, h(t) is 7/2t The function passes through the point (5,3) Find h(4)
*Sunday, March 2, 2014 at 9:42pm by ryan*

**calculas**

rate= 3F/hr= 3(5/9) C/hr
*Thursday, April 29, 2010 at 11:02pm by bobpursley*

**Calculas**

The x intercepts are where y = f(x) = 0 I don't see any easy solutions here. Whatever roots (x-values) there are will be negative. I suggest a graphical or an iteration solution. One root is approximately x = -1.90
*Monday, March 23, 2009 at 9:42pm by drwls*

**Calculas**

Find any critical numbers of the function. (Enter your answers as a comma-separated list.) g(t) = t sqrt6 − t , t < 13/3 I don't even know how to start out!
*Sunday, February 19, 2012 at 12:58pm by Mary*

**differential calculas**

Find the instantaneous velocity and acceleration at the given time for the straight-line motion described by the equation: s= (t+2)^4- (t+2)^(-2) at t=1 Round to one decimal place.
*Monday, November 26, 2012 at 8:22pm by Preet*

**Calculas**

Can someone walk me through the following questions: Partial Derivatives f(x,y) = x^7 -8y -3 find x and y f(x,y) = 7 / 5x + 4y, find x and y
*Wednesday, June 11, 2008 at 12:26pm by Annette*

**pre-calculas**

simplify the following complex fraction: x ____ -2 x-5 _____________________________________ x squared - 9x - 10 ____________________ x squared - 25
*Sunday, February 16, 2014 at 9:34am by Marina*

**calculas**

Suppose that the box height is h = 2 in. and that it is constructed using 193 \text{in.}^2 of cardboard (i.e., AB = 193). Which values A and B maximize the volume?
*Monday, April 7, 2014 at 10:20pm by MEMO*

**Calculas**

Can someone please walk me through the steps for the following Partial derivatives problems: f(x,y) = x^7 - 8y - 3, find x and y f(x,y) = 7 / 5x+4y, find x and y
*Wednesday, June 11, 2008 at 12:29pm by Annette*

**calculas,math**

A cylindrical can is made from tin.If it can be contain liquid inside it then what is the parameter of design if we are oblige use the minimum amount of tin.
*Monday, December 2, 2013 at 12:25am by mash*

**calculas**

If f(x)=3x-1 and g(x)=2/3x+2 find: a) f(-3)+g(6) b)f(3)-g(2)
*Sunday, June 5, 2011 at 10:24pm by Genevieve *

**Calculas**

I stumble a question I cannot answer please help up. Find value of lower and upper limit of k for equation: (3x^3-5)/x^2 dx = 10 limit: -k , k
*Sunday, May 9, 2010 at 5:29am by Mike*

**Pre-Calculas**

I a lighthouse is 75 feet tall and boat is out at sea 40 min away, how far is the boaat from the lighthouse. I'm stump on this problem..Help!
*Thursday, September 1, 2011 at 11:08pm by Carlos*

**differential calculas**

The angular displacement in radians is given by: θ=8√(t^2+2) Find the angular velocity and angular acceleration at t = 0.25 s
*Monday, November 26, 2012 at 8:20pm by Preet*

**pre-calculas**

Why don't you read your textbook and figure it out? There are examples. but anyways: y=x^2 is a parabola, so after you draw a standard parabola, just count 6 units left for each points.
*Tuesday, September 18, 2012 at 10:50pm by Luo*

**calculas**

do the first derivative, set equal to zero. Then at each zero, test the second derivative. Post back if you are lost.
*Thursday, November 5, 2009 at 6:11pm by bobpursley*

**calculas **

i did however my answer is still wrong. can you show me step by step. this way i can see what i am doing wrong. thank you
*Thursday, October 21, 2010 at 3:53pm by sandy*

**calculas**

okay so after i find y and its 8 square root of 12 = 6(1/3)dy/dt how do you get rid of the square root?
*Tuesday, December 7, 2010 at 10:00pm by Anonymous*

**Calculas**

Given f(x)=x^3−2x+5/x+4 and f′(3)=a/b, where a and b are coprime positive integers, what is the value of a+b? Details and assumptions f′(x) denotes the derivative of f(x).
*Saturday, March 16, 2013 at 8:35am by Derivative of f(x)*

**calculas**

Consider the function f(x) = 7 xe^{-7.5 x}, 0<_x<_2. This function has an absolute minimum value equal to: which is attained at x=
*Wednesday, February 19, 2014 at 6:08pm by ryan*

**Calculas**

The profit obtained when x barbecues are sold is P(x) = 100 x − 3x^2 (lnx) dollars . Find the marginal profit when 4 are sold.
*Friday, April 4, 2014 at 10:02pm by jake*

**calculas **

f= (7t^-5)^1/2 f'= 1/2 ( )^-1/2 * (-5*7t^-6)
*Thursday, October 21, 2010 at 3:56pm by bobpursley*

**calculas**

if the length is decreasing at a rate of 2 in./min. while width is increasing at a rate of 2 in./min., what must be true about area of the rectangle
*Tuesday, December 7, 2010 at 9:39pm by Anonymous*

**pre-calculas**

rationalize the denominator: 5 + the sq. rt. of 3 ________________________ 4 + the sq. rt. of 3
*Sunday, February 16, 2014 at 12:40am by Marina*