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July 31, 2014

Search: Find the equation of the tangent line to the curve at the point .

Number of results: 81,587

calculus
Find the points on the curve below at which the tangent is horizontal. Use n as an arbitrary integer. (Enter your answers as a comma-separated list.) y = sin x/ 2 + cos x
February 6, 2012 by holly

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

calculus
For what values of theta, on the polar curve r=theta, 0<=theta<=2pi, are there horizontal tangent curves? Vertical? I got one answer for the horizontal tangent. and it's theta = 0 but what are the other ones?/
November 2, 2011 by Anonymous

calculus
For what values of theta, on the polar curve r=theta, 0<=theta<=2pi, are there horizontal tangent curves? Vertical? I got one answer for the horizontal tangent. and it's theta = 0 but what are the other ones?/
November 2, 2011 by Anonymous

Calculus
consider the function y = 2sinx a) determine dy/dx b) calculate the exact value of x for which the slope of the tangent to the graph is √2 in the interval [0, pie] c) determine the equation of the tangent in part (b). d) determine the y-intercept of the tangent in part (c).
June 21, 2012 by Sarah Berkley Adamson

find the point
At what point of the graph of x^2 / 2 is the tangent line parallel to the line 2x-4y = 3 TIA
October 22, 2006 by Jen

Calculus
Find k such that the line is tangent to the graph of the function. Function: f(x)=k(x) Line: y=x+4
October 3, 2011 by Susana

Linear Algebra
Last number from the sample test! A plane P passes by the coordinates: A(1,0,-7); B(-2,-1,0); C(0,0,-3) Using the equation of the line D: x= 7+12t, y= -1-6t, z= 2-2t, Find the equation of a line that's entirely part of the plane P and that is perpendicular to the line D at ...
September 10, 2012 by Robert

Calculus
Let f be the function given by f(x)=(x^3)/4 - (x^2)/3 - x/2 + 3cosx. Let R be the shaded region in the second quadrant bounded by the graph of f, and let S be the shaded region bounded by the graph of f and line l, the line tangent to the graph of f at x=0. Graph shown through...
February 27, 2013 by Jessy152

Calculus
This is another textbook number that doesn't have the solution and I can't figure it out. Any tips would be greatly appreciated. For each of the plane surfaces, calculate the exact surface area. (Answer in fractions) (a)The surface composed of all surfaces bounded by the curve...
August 9, 2012 by Paul

calc
If f (3) = 9 and f (3) = 4, find the tangent line to the graph of f when x = 3.
December 28, 2011 by TIFFANY

Calculus
f(x)=4-x^2-ln((1/2)x+1) find the tangent line approximation of f(-0.2)
February 8, 2012 by Lucy

Calculus
Find the slope of the tangent line to f(x)=x/x^2+1 at (2,f(2)).
December 7, 2012 by Dimitri

Calc
If f (3) = 9 and f (3) = 4, find the tangent line to the graph of f when x = 3
December 9, 2012 by Meera

math
find the equation of a line that is parallel to the line x= -1 and contains the point (-7,5) the equation of the parallel line is ? *type an equation*
January 1, 2013 by anonymous

college algebra
1. find the equation of the line with the given properties. Express the equation in general form or slope-intercept form. perpendicular to the line -3x_y= -27; contains the point (9, -1) the equation of the line is ? 2. solve the polynomial inequality and then graph the ...
December 1, 2012 by confused--two questions please help

math
(a)Given the points P(3,5),Q(8,10)and R(8,0),find the equation of a line which is perpendicular to QR and passes through the mid point of QR. (b)The line 2x+3y=2 and 7x-3y=10 intersect at A . Find the equation of the line which passes through A and is perpendicular to the line...
June 5, 2013 by JOJO

AP CALCULUS
What is an equation of the line tangent to the graph of f(x)=x2(2x+1)3 at the point where x=-1? (that's x squared (2x+1)cubed) I'm having trouble finding the derivative:f'(x)which would be the slope (m).
November 7, 2010 by Naz

calculus
First I would find the first derivative which is the slope and then would I plug in the given value into the original equation to find y and then use y-y_1=m(x-x_1)? Find the euation of the tangent line at the given value a) y=ln abs(x+4) x = -3 b) y= (x^2 +5)/(x+1) x=1 a) I ...
May 2, 2007 by Tammy

MAT221
consider the line 8x-5y=-4 find the equation of the line that is perpendicular to this line and passes through the point (-4,-4) find the equation of the line that is parallel to this line and passes through the point (-4, -4) i keep getting different answers on the ...
June 29, 2014 by Kia

math
Question-2; Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the ...
April 21, 2012 by weloo_volley

Calculus
which of the following is not a type of break in the graph? a) holes b) horizontal asymptotes c) jumps d) vertical asymptotes I know for sure that a is not the answer and i doubt that c is the answer. I think the answer would be b. 2. Describe what can be inferred about the ...
April 9, 2014 by Sarah

math
find the points to the curve y=(cos x)/ (2 + sin x) at which the tangent is horizontal... can you explain how get the answer thoroughly and step by step...
October 28, 2010 by khela

calculus
For the function y = 9x2 + 6x + 2, at the point x = 7, find the following. (a) the slope of the tangent to the curve (b) the instantaneous rate of change of the function
October 20, 2012 by Anonymous

Calculus
Solve the differential equation dy/dx = -xe^y and determine the equation of the curve through P(1,2) I tried solving the differential equation and I get y = log(x^2/2 + C). Is this correct? Now I forgot how to find the equation. Thank you!
August 6, 2012 by Robert

math help & correction
Problem #1 Is this correct or wrong? Find the slope of the line passing through the points(-1, -1)and(-1, 2). Write the equation of the line. For this one I KEEP GETTING Y= - (3)/(2)x-2.5 Problem #2 Find the y-intecept and slope of 7x+9y=72 My answer: Slope is: - (9)/(8) y-...
March 31, 2007 by jacky

Calc I
I really need assistance!! I am to write an equation so that I can graph it. I do not understand how to graph OR write the equation for: x^2-y^2=16 for a tangent and normal line??? I keep coming up with the wrong answers...and the problem is I was not given any points of (x,y...
June 28, 2011 by Kejo

Calculus
(A) Find the equations of the tangent lines to the circle x^2 +y^2=25 at the points where x=4. (B) Find the equations of the normal lines to this circle at the same points. (The normal line is perpendicular to the tangent line at that point.) (C) At what point do the two ...
November 7, 2008 by George

maths
A CIRCLE HAS EQUATION X^2 +4X + 10Y -8 =0,FIND THE EQUATION OF THE TANGENT AT (3,1)
February 14, 2012 by victor.m

business calculus
find the slope of the tangent line y= -5x^1/2 + X^3/2; X=25
April 5, 2011 by Lu

Calc
Find f(x) if f(1) = −1 and the tangent line at (x, f(x)) has slope7ex + 6. F(x)=
May 3, 2011 by Rachel

Calculus
The graph of f(x)=(ax+b)/(x^2 - 5x + 4) has a horizontal tangent line at (2, -1). Find a and b
May 28, 2012 by Nevin

Applied Calc
f(x) = 7x-4x^ at (-2,-30) find slope m of tangent line
September 18, 2012 by Cassie

Calculus
Find k such that the line [y=5x-4] is tangent to the function : x^2-kx
September 15, 2013 by Cody

Math
Find k such that the line [y=5x-4] is tangent to the function : x^2-kx
September 15, 2013 by Cody

brief calculus
Find f(x) if f(1) = 1 and the tangent line at (x, f(x)) has slope 6/x
October 27, 2013 by Kyle

Math
find the points on x^2+y^2=11 where the tangent line has slope 11/60
February 4, 2014 by JAYZ

math class
If f (3) = 9 and f (3) = 4, find the tangent line to the graph of f when x = 3. y = 4x - 3 y = 4x + 21 y = 9x - 23 y = 9x + 31
February 23, 2014 by liana

college alg
Find (a) the equation of a line that is parallel to the given line and includes the given point, and (b) the equation of a line that is perpendicular to the given line through the given point. Write both answers in slope-intercept form. y = -4x + 2, (5, 4)
January 4, 2012 by sunny

Physics
A curve of radius 60m is banked so that a car traveling with uniform speed 70km/hr can round the curve without relying on friction to keep it from slipping to its left or right. The acceleration of gravity is 9.8m/s^2. What the the Angle of the curve? im using a=v^2/r, but ...
September 17, 2006 by puff puff

Math
Find the equation of the perpendicular bisector of the line segment joining the points (1, 2) and (-2, 1) Does it mean I have to find the line. Then find a line that cuts that line in to half because perpendicular bisector
December 26, 2013 by Lily

integral
(1) The region in the x-y plane bounded by the curve y=x^2, the line x=0 and the line x=5 and the x-axis. find the volume generated (2) Assume that a force of (3x^2-x+1)N is pulling an object at each point of the x-axis. find the work done in moving the object from x=1 to x=4
August 6, 2009 by matrix school 2

Algebra
Consider the line with equation 5x 2y = 10. (a) Find the y-intercept for the given line. (b) Find the slope for a line parallel to the given line. (c) Find the slope for a line perpendicular to the given line.
June 16, 2009 by Laurie

Algebra
Consider the line with equation 5x 2y = 10. (a) Find the y-intercept for the given line. (b)Find the slope for a line parallel to the given line. (c) Find the slope for a line perpendicular to the given line.
June 16, 2009 by Carmin

Calculus
The figure below shows a function g(x) and its tangent line at the point B=(2,6.8). If the point A on the tangent line is (1.94,6.87), fill in the blanks below to complete the statements about the function g at the point B. g(2)= _____ g(2)= _____ I found the slope and that ...
February 15, 2011 by Cecille

math, algebra
the problem reads: Write the equation of the line which passes through the point (2,1) and is parallel to another line with equation y = (5)/(2) x + 6 the answer i get is the following is this correct though y = (5)/(2) x - 4 Since your new line is parallel to y=(5/2)x + 6 it ...
March 31, 2007 by jasmine20

Co-ordinate
The line is 2x-Y+1=0 is tangent to the circle at thf point (2,5).and the centre of the circle is on the line x+y=9 find the equastion of the circle.
August 30, 2011 by Guddu

Calculus
Find the slope of the tangent line to the ellipse (x^2)/4 + (y^2)/9 = 1 at the point (x,y)
February 23, 2011 by Lisa

Calculus
If the tangent line to y = f(x) at (4, 3) passes through the point (0, 2), find f(4) and f'(4).
October 18, 2011 by Jake

Calculus
If the tangent line to y = f(x) at (4, 3) passes through the point (0, 2), find f(4) and f'(4).
October 18, 2011 by Jake

CALC
Find the tangent line to the ellipse defined by 3x^2 + 5y^2 = 17 at the point (-2, 1).
December 28, 2011 by TIFFANY

calculus
find the slope of the tangent line at the point P(1,1) on the graph of e^x-y=2x^2-y^2
January 17, 2012 by becca

math
find tangent line to the circle x^2 + y^2=100 at point (-6,8)
February 5, 2012 by Declan

calculus
find the slope of the tangent line at the point (1,2) for the ellipse 2x^2+3y^2=14 y'(1) = ??
April 13, 2012 by Mhd

Calculus grade 12
find the slope of the tangent line to y^4 = 3x^2 - 2x at the point (1,1)
June 21, 2012 by Albert

calc
Find the slope of the tangent line to the graph y = x-3 at the point (0.5, 8)
December 9, 2012 by Meera

Math (Help please)
Find the points on y=(-x^2+4x-3)^3 that has a horizontal tangent line.
January 16, 2013 by Aa

Calculus
Find the tangent line approximation for sqrt(3+x) near x=0.
March 3, 2013 by Mike

Calculus
Find the slope of the tangent line to the ellipse x^2/4 + y^2/16= 1 at the point (x,y)
March 23, 2014 by Rowhan

Linear Approximation
Use linear approximation, i.e. the tangent line, to approximate 1/0.104 as follows: Let f(x)=1/x and find the equation of the tangent line to f(x) at a "nice" point near 0.104 . Then use this to approximate 1/0.104 . L(x)=f(a)+f'(a)(x-a)...i think. You're notation is slightly ...
October 14, 2006 by Jojo

Find the equation....
Find the equation with the given properties. Express the equation in slope intercept form. Containing points p=(-4,-2) and Q=(-2,1) What is the equation of the line? y=
April 14, 2013 by Lauren

Biology
Hi, I am doing my lab assignment about Protein Analysis. Our job is to find the concentration of the casein protein in our original Unknown sample with the initial volume of 2ml. So after plotting the graph of the data given, we are supposed to find the equation for the line ...
October 26, 2010 by Sarah

Calculus (derivatives)
Find the points on the graph of f where the tangent line is horizontal. x/x^2+25 I know you have to do the quotient rule to find the derivative, but then I do not know what to do after that.
September 17, 2013 by Eve

Geometry/Trigonometry
Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation of a common external tangent to the circles can be written in the form y=mx+b with m < 0. What is b? I drew the diagram and the tangents but to no avail. I cannot seem to find the points ...
December 4, 2013 by Sam

algebra 2
Petra needs to find the equation of a line through (2, 3) that is parallel to the line represented by y = 2x 4. Which equation best represents Petra's equation?
February 10, 2012 by Lalt

algebra 1
Thelma wants to find the equation of a line that passes through the point (2, 2) and is perpendicular to the line Which equation best represents Thelma's equation?
April 29, 2013 by shay

Calculus
If a figure shows a function g(x) and its tangent line at the point B=(2,6.8). If the point A on the tangent line is (1.94,6.87), fill in the blanks below to complete the statements about the function g at the point B. g(___) = ______ g(___) = ______
February 14, 2011 by Cecille

Calculus
If a figure shows a function g(x) and its tangent line at the point B=(2,6.8). If the point A on the tangent line is (1.94,6.87), fill in the blanks below to complete the statements about the function g at the point B. g(___) = ______ g(___) = ______
February 14, 2011 by Cecille

math,correction,&help
Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,2) and is perpendicular to the line with equation 2x-3y = 6 Equation of perpendicular line is of the form 3x + 2y = KIt passes through (0,2) 2(2) = K = 4 So, Equation is
January 16, 2007 by jasmine20

Alegbra
Find an equation of the line containing the given pair of points. (-3, -2), and (-8,-5) The equation of the line in slope-intercept form is y= what
March 19, 2009 by Keaton

mATH
find an equation of the line containing the giving pair of points (-2,-1),(-7-8) the equation of the line in slope =intercept form is y=
September 21, 2010 by Anonymous

math
find an equation of the line containing the given pair of points. Express your answer in the form x =a,y=b or y=mx+b (-1,_1) and (9,9) what is an equation of the line?
January 9, 2011 by Norma

Algebra 1
Find an equation of the line containing the given pair of points (-1,-6) and (-4,-8). The equation of the line in slope intercept form is y=? Thank you.
January 25, 2011 by Esther

Algebra
Find an equation of the line containing the given pair of points (-1,-6) and (-4,-8). The equation of the line in slope intercept form is y=? Thank you
January 25, 2011 by Esther

Geometry HOMEWORK HELP ME PLEASE!
Draw the triangle with vertices D(-2,1), U(4,9), and E(10,1) On a Graph. 2. Find DU, UE, AND DE. (Distance) 3. Classify Triangle DUE by its sides. 4. Write the standard form of the equation of each line: DU, UE, and DE.Also, find the slode and then the y-intercept. Start with ...
March 20, 2008 by Brian

geometry
Each of the three circles have a radius of 10. The line OA contains the center of the three circles, and the line OB is tangent to the right-hand circle. Find the length of segment CD
September 13, 2013 by lucky bee

Math
The line L has equation of 4x + 3y = 7. Find the equation of the line perpendicular to L which passes through the point of intersection of L and the y-axis. Give answer in ax + by + c = 0.
December 9, 2012 by Angie

calculus
Suppose y is defined implicitly as a function of x by x^2+Axy^2+By^3=1 where A and B are constants to be determined. Given that this curve passes through the point (3,2) and that its tangent at this point has slope -1, find A and B.
May 4, 2011 by chelsea

math
find an equation of the line having the given slope and containing the givin point m=2,(7,5) the equation of the line is y=
October 31, 2008 by mikey123

Alegebra
Find an equation of the line containing the give pair of points. (-2, -1), and (-7,-4) The equation of the line in slope-intercept from is y= what
March 16, 2009 by Johnnie

algebra
Find an equation of the line containing the given pair of points (1/4,-1/2) and (3/4,6)What is the equation of the line y=? Any and all help will be appreciated. Thanks
November 28, 2009 by muff

math
staright line y=x-1 meets curve y=x^2-5x-8 at the points A and B. the curve y=p+qx-2x^2 also passes through ponts A and B. what are the values of p and q?? helpppppplease...thanks
October 17, 2010 by tommas

algebra
Find the equation of the line passing through the points: (-5,-5) and (6,-5) Hmmm. both y are -5. The line has to have zero slope, and the y intercept is -5 y= -5 is the equation Thank You
March 3, 2007 by jacque

algebra essentials
Find an equation for the line that contains each pair of points. If the line is not vertical. Write the equation in slope-intercept form. X(4,5,0) and Y(0,4,5)
February 23, 2008 by Roderick

Calculus
Find the slope of the tangent line to the graph of f at any given point f(x) = -2x + 6 at (2,2)
December 18, 2007 by Kelly

calculus
find the point(s) on the graph of y = (2x4 + 1)(x - 5) where the tangent line slope is 1.
June 16, 2009 by lana

calculus
Find the equations for the lines tangent to the ellipse 4x^2+y^2=72 that are perpendicular to the line x+2y+3=0
October 10, 2010 by Anonymous

calculus
given f(x)=(x). find the distance of the point P(2,5) from the line tangent to the functions at x=4.
December 7, 2011 by mike

Calculus
Find the value of c where the line l tangent to the graph of y=2.5*5^x at (0,2.5) intersects the x-axis
October 1, 2012 by Marlanea

Calculus
Find the value of c where the line l tangent to the graph of y=2.5*5^x at (0,2.5) intersects the x-axis
October 1, 2012 by Marlanea

math
Find the values of a,b, and c if the parabola y=a(x^2)+bx+c is tangent to the line y=-2x+3 at (2,-1) and has a critical point when x=3
November 22, 2012 by mike

math
let f(x) = x^3 +1 a.find the points on the graph of f where the slope of the tangent line is equal 12
December 1, 2013 by Tee

calculus
Find the slope of the tangent line to the graph y = x-3 at the point (0.5, 8). Answer -48 -12 4 16
February 23, 2014 by shira

math class
Find the slope of the tangent line to the graph y = x^-3 at the point (0.5, 8). -48 -12 4 16
February 23, 2014 by liana

math
Find the equation of the line that is parallel to the line formed by the equation 3x + 2y = -20 and passes through the point (-24, 12).
December 14, 2010 by Anonymous

Algebra 1
Find an equation of the line containing the given pair of points. (1/4,-1/2) and (3/4,5). What is the equation of the line? y= Thank you for all your help.
January 26, 2011 by Esther

math problem
find the equation of the line containing given pair of poins (-6,0) and (0,5) what is the equation line y=
December 18, 2011 by Lavern

Math
the equation of striaght line is 2x-3y+8=0 find the equation of the straight line passing through (4,-2)and parallel to L
April 12, 2012 by Jessica

Calculus
1. Find the area of the region bounded by the curves and lines y=e^x sin e^x, x=0, y=0, and the curve's first positive intersection with the x-axis. 2. The area under the curve of y=1/x from x=a to x=5 is approximately 0.916 where 1<=a<5. Using your calculator, find a. 3...
February 27, 2013 by Jessy152

calculus
Please help, my live tutor and I could spent 2 hours trying to solve these two: find an equation for tangent line y=-1-8^2@ (-4,-129) find the derivative of the function:----we both kept getting the same answer, but Mathlab kept saying that it was wrong: -4lnl3xl/2+3x we did ...
April 25, 2008 by Pam

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