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April 23, 2014

Search: pre-calculas

Number of results: 9,424

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

Pre-Calculas
2 seconds
Saturday, September 10, 2011 at 3:59pm by =P

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

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

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

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
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

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

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

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

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

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

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

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

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

pre-calculas
X: 80*(-3i-4j)/5 = -48i - 64j Y: 91*(5i-12j)/13 = 35i - 84j Z: 51*(15i+8j)/17 = 45i + 24j sum: 32i -124j = 128N at -75.5
Thursday, May 10, 2012 at 11:23pm by Steve

pre-calculas
z. f(x)=3x-9 b. rate of change is 3 explaination: find the two points (at x=7, and x=8). then find the slope (f(8)-f(7)/(1)) then the equation is of the form y=slope*x+b. Put either point in, and solve fodr b.
Tuesday, September 18, 2012 at 10:33pm by bobpursley

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

pre-calculas
Find the function that is finally graphed after following transformations are applied to the graph of y=x in the order list 1. shift down 8 units 2. reflect the x-axis 3. reflect the y-axis
Tuesday, September 18, 2012 at 11:51pm by ladybug

pre-calculas
to shift f(x) down 8, f(x)-8 to reflect in x-axis, -(f(x)-8) = 8 - f(x) to reflect in y-axis, 8 - f(-x)
Tuesday, September 18, 2012 at 11:51pm by Steve

pre-calculas
Find the slant asymptote, if any, of the rational function. Do not graph the function. (Enter your answers as a comma-separated list of equations. If an answer does not exist, enter DNE.) f(x) = x2 − 2x + 15 _____________ x + 7
Sunday, March 10, 2013 at 4:54pm by melanie

Pre-calculas Math
9pi/12 should be converted into degrees. The value of pi is 180 so all you do is 180 times 9 divided by 12 and then take the cosine of that value.
Sunday, November 4, 2012 at 8:08pm by Sanya

Pre-Calculas
The voltage E of an alternating current electrical circuit can be represented by the sinusoidal function E = 220 cos( t), where E is the measured in volts and t is measured in seconds. How long does it take the alternating current to complete one full cycle?
Saturday, September 10, 2011 at 3:59pm by Anonymous

Pre-Calculas
By simple trigonometry on a plane: θ=48 minutes (angle of depression) h=75' distance = 75/tan(48') =75/0.01396 =5371.1 feet away =1.02 mile approx. If you are looking for correction for the curvature of the earth, a more complex calculation will be required.
Thursday, September 1, 2011 at 11:08pm by MathMate

pre-calculas
(5+√3)/(4+√3) * (4-√3)/(4-√3) (5+√3)(4-√3)/(16-3) (17-√3)/13
Sunday, February 16, 2014 at 12:40am by Steve

pre-calculas
well, this one is different anyway -2 x^2 + 6 x + 5 = y find zeros x^2 - 3 y - 2.5 - -y/2 x^2 - 3 y = -y/2 + 5/2 x^2 -3 y + 9/4 = -2 y/4 + 10 y/4 + 9/4 (x- 3/2)^2 = -1/2 (y -19/2) when y = 0 (x-3/2)^2 = 19/4 so x = 3/2 +/- 1/2 sqrt 19 check with quad eqn x = [ -6 +/- sqrt (36...
Sunday, February 16, 2014 at 10:34am by Damon

Pre-Calculas 11
a farmer wants to build two pens (one for cows, the other for horses) on land by a straight road. There is already a fence along the road and the farmer has 800m of fencing to build his fence to enclose the pens and seperate them as shown in the diagram below. what is the ...
Tuesday, October 1, 2013 at 12:42am by Ravneet Gill

Pre-calculas Math
cosx cosy + sinx siny = cos(x-y) so, what we have here is cos(9π/12 - 5π/12) = cos(4π/12) = cos π/3 = 1/2
Sunday, November 4, 2012 at 8:08pm by Steve

Pre Calculas
A GARDENER HAS 60' of edging. She wants to use it to enclose a 120 square foot rectangular area. She does not have to use up all of the edging. what are the possible lengths that a side of the rectangle can have? Answer using interval notation. Hint: if the length of the ...
Thursday, May 23, 2013 at 12:40am by Laura

pre-calculas
-(x+3)/(x-3)+(12x+4)/(x-3)(x+3) -2x/(x+3) LCD = (x+3)(x-3) which is (x^2-9) so -(x+3)(x+3)/LCD +(12x+4)/LCD- 2x(x-3)/LCD -x^2 - 6x - 9 + 12x + 4 -2x^2 + 6 x all over LCD (-3 x^2 + 12 x -5)/(x^2-9) check my arithmetic
Sunday, February 16, 2014 at 9:50am by Damon

pre-calculas
can someone please help me with this question? Given the function f(x)=3x-9 Find the rate of the change between the stated values for x: 7 to 8 A. Find the equation of a secant line containg the given point (7,f,(7)) and (8,f,8)) B. Find the rate of change between the stated ...
Tuesday, September 18, 2012 at 10:33pm by ladybug

Pre-Calculas 11
I cannot see the diagram, so I am going to assume the new fencing is formed into an 'E' shape, with the opening pressed up against the existing fence line. That is: one long side (l), two short sides and the divider (3w). The fence length is: 800 = 3w + l So the area is : A = ...
Tuesday, October 1, 2013 at 12:42am by Graham

Pre-calculas Math
how to find the exact value of: cos(9*pi/12)*cos(5*pi/12)+sin(9*pi/12)*sin(5*pi/12)
Sunday, November 4, 2012 at 8:08pm by Jon

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

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

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

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

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

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

Pre Calculas
The same way you do any of these proofs. Start using the trig identities you know, to transform one side of the equation till it matches the other side. I used to love these identity proofs when I studied trig. It was amazing how many ways there were to write the same things! ...
Wednesday, November 2, 2011 at 7:25pm by Steve

pre-calculas
An object is situated so that its center of mass is located at the origin.Three forces X,Y, and Z act on the object at the same time. Force X passes through the point (-3, -4), forve Y passes through the point (5,-12), and force Z passes throught the point (15,8). Forces X,Y, ...
Thursday, May 10, 2012 at 11:23pm by R

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

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

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
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
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

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
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

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

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

Pre Calculas
x+y <= 60 xy = 120 so, x + 120/x <= 60 x^2 + 120 <= 60x x^2 - 60x + 120 <= 0 The two roots of this equation are x = [60√(3600-480)]/2 = 302√195 since this is a parabola which open up, it is negative between the roots. so, x ∊ [30-2√195,30+...
Thursday, May 23, 2013 at 12:40am 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
Complete the identity sin theta / cos theta + cos theta / sin theta = ? Do you mean (sin theta/cos theta) + (cos theta/sin theta) ? That would equal tan x + cot x = tan x + (1/tan x) = (tan^2 x + 1)/ tan x I don't see any way to further simplify it. 1/(cosx)(sinx) or sin^2x+...
Saturday, June 10, 2006 at 11:08pm by Robert

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

pre algebra
5 1/8 = 4 9/8 1 7/8 = 1 7/8 subtract to get 3 2/8 = 3 1/4 Not sure I'd call this pre-algebra; just 4th grade math to me. Still, I guess all arithmetic is pre-algebra.
Tuesday, January 22, 2013 at 3:49pm 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

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

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

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

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

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

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

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
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

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

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