Friday

March 6, 2015

March 6, 2015

Number of results: 33,794

**Algebra 2 - Conic Sections**

I'm unsure of how to do this. Walk me through it? Identify the conic section represented by each equation. x^2 - 4y^2 + 4x + 8y - 16 = 0 x^2 - 4x - y + 7 = 0 x^2 + y^2 - 4x + 2y + 1 = 0
*April 17, 2009 by Kay*

**Conic Sections**

What place or object in Washington D.C. looks like a conic section?
*April 22, 2008 by Kaitlynn*

**Conic Sections**

How do you find the equation for this problem? Conic Center(1,3) directrix x =7 snd corresponding focus (3,2)
*January 30, 2007 by Bob*

**Algebra 2**

How do I complete the square for this problem?? It's on translating conic sections. x^2-4x+y^2+2y=-1
*April 14, 2009 by Kit*

**trig**

3x^2+16y^2=48 conic sections
*January 13, 2012 by Anonymous*

**algebra**

A conic section has the equation x^2+y^2+12x+8y=48. Determine the following; type of conic, domain and range, axes of symmetry, and center.
*March 1, 2013 by lee*

**geometry**

I need images of Conic Sections: circle, ellipse, hyperbola and parabola...(those larger ones)...
*September 10, 2008 by klar maesen*

**maths-conic sections**

find cartesian equation of a hypeerbola with centre as origin , focus : ( 2, 0 ) and line x = 2 as directrix .
*April 3, 2013 by anoynomous*

**math**

what are the general equations for the conic sections 1)parabola 2)circle 3)ellipse 4)hyperbola 5)inverse hyperbola
*September 5, 2007 by brittney*

**calculus**

Conic sections A circle passes through points A(-5,2), B(-3,-4) and C(1,8). Find the coordinate of the point of intersection of the perpendicular bisectors of AB and BC. What is the equation of the circle?
*June 28, 2008 by Kelly*

**Calculus**

Conic Sections- A point moves so that its distance from the origin is twice its distance from the point (3,0). Show that the locus is a circle, and find its centre and radius.
*June 28, 2008 by Kelly*

**Math**

help me solve this conic: 12x^2+y^2+6x-9=0 not sure what you mean by "solve this conic" You want to know what kind of conic? ellipse to find out its properties you have to change it into standard form (x-h)^2/a^2 + (y-k)^2/b^2 = 1 I would first divide by 12 x^2 + y^2/12 + x/2...
*April 2, 2007 by Blake*

**algebra 2**

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the ...
*May 27, 2012 by jenny*

**algebra 2**

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the ...
*May 27, 2012 by jenny*

**Algebra II**

I am lost on this one!!! Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (...
*May 28, 2012 by Jared*

**algebra help please**

I notice that other problems are answered in a timely manner....was is my overlooked? Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then ...
*May 27, 2012 by jenny*

**Conic section identification**

Explain which conic section this equation and explain how to solve it: 12x^2-18y^2-18x-12y+12=0
*August 17, 2011 by saad*

**Circles (Conic Sections)**

I have no idea how to do these problems: Find an equation of each circle. 1. Center (3,5); tangent to the x axis 2. Center (5,-3); tangent to the y axis 3. Tangent to the x axis, y axis, and the line y=5 (two answers) I just really need help understanding how to do this.
*April 21, 2009 by Amanda*

**Conic Sections: Circles**

A row of sprinklers is to be installed parallel to and 4.5 feet away from the back edge of a flower bed. Each sprinkler waters a region with a 6 foot radius. How far apart should the sprinklers be placed to water the entire flower bed with the least possible overlap in ...
*May 4, 2012 by Anonymous*

**algebra**

Identify the line(s) of symmetry for the conic section x-(y-1)^2=2
*May 2, 2012 by amber*

**Algebra URGENT! Conic sections**

A spacecraft is in a circular orbit 150 kilometers above Earth. Once it attains the velocity needed to escape the Earth's gravity, the spacecraft will follow a parabolic path with the center of Earth as focus. Suppose the spacecraft reaches escape velocity above the North Pole...
*March 18, 2014 by hanna*

**algebra 2**

Classify the conic section . Write its equation in standard form. 4x^2-y+3=0?
*May 3, 2012 by amber*

**algebra**

identify conic section, its lines of symmetry and the domain and range
*April 17, 2013 by zac*

**Algebra 2**

1. given the equation (x+1)/16^2+(y-1)/16^2=1, where is the center of the conic section 2. given the equation (x-2)/9^2+(y+3)/9^2=1, where is the center of the conic section
*August 22, 2010 by yakime*

**Math**

The problem is two circles that each circle has 4 sections. One cirlce is completely shaded and the other circle has 3 of the four sections shaded. There are a total of 8 sections between the two circles and 7 of the sections are shaded in. So would the fraction be 7/8? The ...
*October 17, 2009 by Anonymous*

**AP BIO**

a scientist plans to use a microtome to cut sections of a particular type of tissue so then that typical cell will be cut into about 20 sections. to help him make careful observation of internal cell structures, he considers staining the sections with a dye. which of the ...
*October 19, 2009 by bubba*

**Algebra 1**

First of all, we're learning how to solve equations with variables on both sides. Write and solve an equation for the situation. An architect is designing a rectangular greenhouse. Along one wall is a 7-ft storage area and 5 sections for different kinds of plants. On the ...
*November 3, 2011 by Mercedez*

**calculus**

conic sections prove that the line x-2y+10=0 touches the ellipse 9x^2+64y^2=576 show that the equation of the normal to the ellipse x^2/a^2 + y^2/b^2 = 1 at the point (a cos theta, b sin theta ) is ax sin theta - by cos theta - (a^2-b^2) sin theta cos theta =0
*June 28, 2008 by Kelly*

**calculus**

conic sections question 1: verify that the point (3,2) lies on the circle x^2+y^2-8x+2y+7=0, and find the equation of the tangent at this point. question 2: find the length of the tangents from the point (5,7) to the circle x^2+y^2-4x-6y+9=0 question 3: find the equation of ...
*June 28, 2008 by Kelly*

**math**

sam has purchased 4 sections of fences that measure 22 1/2 feet long.he needs 2 sections that measure 19 3/4 for the length and 2 sections that measure 15 3/4 feet each for the width how much fence will he have left.
*January 1, 2013 by mc*

**algebra 1**

if you have two spinners,the first spinnerr has three sections: -1,-5,-6.the second spinner also has three sections:-5,4,8.if you spin both spinners and ADD the two numbers,what is the probability that the sum will be negative?
*May 27, 2011 by tyyyyyy*

**physics**

The concrete sections of a certain superhighway are designed to have a length of 26.0 m. The sections are poured and cured at 10.0°C. What minimum spacing should the engineer leave between the sections to eliminate buckling if the concrete is to reach a temperature of 45.0°C...
*December 13, 2014 by Suha*

**Math**

Graph and identify the kind of conic the graph represents: a. x(t)=3 cos t y(t)=3 sin t on [0,2pi] b. x(t) =2 cos t y(t) =5 sin t on [1,5] I tried graphing A on my TI-89 calculator as y(1)=3 cos x and y(2)=3 sin x. All I see are two wave-like graphs crossing each other; I don'...
*August 11, 2009 by Nikki*

**Math.**

A spinner is divided into 8 equal sections. There are 3 yellow sections and 5 green sections. The spinner is spun 32 times. Which proportion can be used to find the number of times, B, that the spinner could be expected to land on a green section?
*August 23, 2012 by Kelly*

**GeoGraphy and History**

What are the sections of the world ( i am having trouble w/ this question morethan n.e. others b/c my teacher that was all he had on the paper he didnt specify anything) As I sure you realize, there are many ways of describing various sections of the world. If you're in ...
*September 23, 2006 by Teri*

**Math**

a banner requires 1 1/2 sections of plastic. How many banners can be made from 12 sections of plastics? A.7 B.8 C.9 D.15
*March 2, 2013 by Derek*

**Math**

1/3divided by 4= 12 I made a model that has 4 sections and each space has 3 1third sections
*March 5, 2015 by Beverly*

**algebra**

Can someone check my answers on exploring conic sections? 1. Graph x2 + y2 = 9. What are its lines of symmetry? Every line through the center is a line of symmetry. The y-axis and the x-axis are lines of symmetry.( my choice) Every line through the center is a line of symmetry...
*February 19, 2013 by Lee*

**Math**

The clementine had 12 sections. Noah at 3/4 of them. How many sections are left?
*March 13, 2013 by Kim*

**algebra 2**

Explain which conic section this equation and explain how to solve it: 12x^2-18y^2-18x-12y+12=0
*August 17, 2011 by saad*

**algebra 2 please check**

Identify the line(s) of symmetry for the conic section x-(y-1)^2=2 I have this... (Y-1)^2=(x-2) Vertex (2,1) Symmetry y=1. Is this correct?
*May 3, 2012 by amber*

**math**

a sipinner has equal sized sections.The sections are labelled 1 thoughtr 12. What is the probability that you will spinn a multiple of 4 on your first spin
*April 23, 2010 by kiss*

**pre cal **

What is the center of the conic whose equation is x^2 + 2y^2 - 6x + 8y = 0 2.Which one of the following equations represents a hyperbola? (5 points) A) 3x^2 + y^2 + 12x - 7 = 0 B) 3x^2 + 3y^2 + 12x - 7 = 0 C) 3x^2 + y + 12x - 7 = 0 D) 3x^2 - 3y^2 + 12x - 7 = 0 E) x^2 + y^2 + ...
*April 16, 2012 by Mecie *

**PreCalc**

A square has side lengths of 24 cm. It is divided into four equal sections (as shown in the first picture) and then two of those sections are shaded. One of the unshaded sections is then divided into four equal sections and two of those are shaded (as shown in the second picture)
*July 16, 2012 by Anonymous*

**Mathhhh Help!**

What is the probability that 3 will be spun on the spinner below? The sections in the circle are 8 sections with numbers, 1,3,2,4,2,4,2,3 My answer is 1/4 is this correct? The choices were 2, 1/4, 1/8, 3/8. I almost think to pick 2 but it doesn't seem right. So I chose 1/4 ? ...
*May 11, 2012 by Missy*

**Geometry**

Conic sections: Ellipse Show that the distance between the directrix and center is D1C = a/e. F1V1 + F1V2 = eD1V1 + eD1V2 2a = e(D1V1 + D1V2) = e(D1V1 + [D1V1 + V1V2]) = e(D1V1 + V1V2 + V2D2) = e(D1V1 + V1C + + CV2 + V2D2) = e([D1V1 + V1C] + [CV2 + V2D2]) = e([D1C] + [CD2]) 2a...
*November 9, 2014 by B*

**physics**

Concrete sidewalks are always laid in sections, with gaps between each section. For example, the drawing shows three identical 2.4-m sections, the outer two of which are against immovable walls. The two identical gaps between the sections are provided so that thermal expansion...
*July 25, 2013 by justin*

**MATH**

PLYWOOD WITH THE SURFACE MEASURES 8/9 SQUARE YARD IS CUT INTO SECTIONS EACH CONTAING 2/9 SQUARE YARDS. HOW MANY SECTIONS ARE THERE?
*August 27, 2010 by LUTHER*

**math 2**

a plimber has a 2 meter length of pipe. he needs to cut it into sections that are 10 centimeters long, how many sections will he be able to cut?
*February 19, 2014 by kimmy plus*

**geometry**

A circular garden is divided into 6 equal sections. The radius of the garden is 13 feet. Find the area of one of the sections.
*March 26, 2014 by Giulia*

**Math**

A wooden board is 12 feet long. If you cut the board into 1 1/2 foot sections, how many sections will you end up with?
*February 25, 2015 by Amy*

**Fluid Mechanics**

Water at 600F flows steadily through a horizontal circular divergent duct and discharges into the atmosphere as shown. A manometer with a fluid of SG=2.0 is placed between the two cross-sections with diameters D1 = 0.5 ft and D2 = 0.7 ft. Assuming inviscid flow, determine: (a...
*June 11, 2012 by Bob*

**maths-probability**

The diagram shows a spinner with six numbered sections.(where it has number 2 twice, # 1 triple & # 6 once ) Some of the sections are shaded. Each time the spinner is spun it stops on one of the six sections. It is equally likely that it stops on any one of the sections. (a)...
*March 17, 2012 by pooja*

**Math**

Larry has 36 sections of wooden fencing. Each section is 6 feet long. He plans on using all the sections to surround a rectangular pasture. What is the area of the largest pasture he could create
*June 8, 2011 by Jared Neistein*

**Algebra II**

Am i correct? A plane intersects only one nappe of a double-napped cone. It is neither perpendicular to the cone's axis nor parallel to its generating line. Which conic section is formed? point circle ellipse <--- parabola
*June 10, 2014 by Me and I*

**Career**

What are some counter or window display ideas for an auto detailing business? Drawings or photos of excellently cleaned and polished parts of cars -- interior sections and exterior sections??? Before and after photos?? ??
*April 24, 2007 by Bryan*

**calc**

What is the volume of the solid with given base and cross sections? The base is the region enclosed by y=x^2 and y=3. The cross sections perpendicular to the y-axis are rectangles of height y^3.
*January 26, 2010 by Suzanne*

**Math**

mariah bought a rectangular piece of land that was 3 miles long and 2 miles wide.She plans to divide into 2 sections of equal area. if she farms one of the sections how many square miles could be farmed?
*March 1, 2012 by Bobby*

**Math**

mariah bought a rectangular piece of land that was 3 miles long and 2 miles wide.She plans to divide into 2 sections of equal area. if she farms one of the sections how many square miles could be farmed?
*March 1, 2012 by Bobby*

**Math**

mariah bought a rectangular piece of land that was 3 miles long and 2 miles wide.She plans to divide into 2 sections of equal area. if she farms one of the sections how many square miles could be farmed?
*March 1, 2012 by Bobby*

**Copyright**

Hey! Is it illegal under copyright law to record sections of a video so that you can use the quotes in an assignment about the video but then delete the sections after you've used them?
*April 25, 2011 by Gina*

**Probability**

What is the probability of spinning a number greater than 5 OR less than 3 on this spinner? This problem has a picture of a spinner with 8 sections divided equally. The sections are labeled: 1,2,3,4,5,6,7,8.
*February 18, 2008 by LiLY*

**math**

graham divided his garden into 16 sections so far he has planted 3 of the sections. What fraction of the garden has been planted
*March 11, 2013 by tye*

**math**

x^2-4y^2=0 is what conic section?
*May 31, 2010 by Moe*

**precalculus**

which conic section is this the equation for? 3x^2 - 9x + 2y^2 = 15
*December 6, 2009 by JB*

**Alg 2 **

classify the conic section for (x+3)^2/16 - (y-5)^2/64 = 1
*May 24, 2012 by Griselda*

**College Calculus**

Find the volume of the solid with given base and cross sections. The base is the unit circle x^2+y^2=1 and the cross sections perpendicular to the x-axis are triangles whose height and base are equal.
*February 9, 2012 by Anonymous*

**math**

I'm purchasing a board to build a bookcase. Want to divide the board into 1. 75 foot sections. I need six sections what size board do I need
*January 23, 2014 by rich*

**Math**

solve for the conic in the equation y^2-6y+12x+33=0
*March 30, 2011 by Dolly*

**Math**

A company manufactures fence sections for residential use. The number, s, of sections that can be produced per day is related to the number of hours, h, of labour required by the function s=2.1 square root h (Show your work) a) State the domain and range for the function. (2 ...
*October 8, 2014 by Alex*

**Algebra 2 -Conics**

The directions are : Write each equation in standard form (if needed), then find appropriate information for the particular conic. the question: y=2x^2-12x+19 HOW DO I BEGIN??? Complete the square and rewrite as y = 2x^2-12x + 19 = 2(x^2 - 6x + 9)+ 19 - 18 = 2(x-3)^2 + 1 This ...
*February 15, 2007 by Devyn*

**math**

Which conic section is represented by the equation? x^2 - y^2 + 24x + 4y + 28 = 0.
*March 23, 2010 by karen*

**precalculus**

ROtate the conic so that its equation 3xy-4y²+ 18=0 has no xy term
*October 4, 2012 by steve*

**Math**

You roll a number cube numbered from 1 to 6. You then spin a spinner with 6 sections each with a different color. The spinner has the colors white, green, red, pink, blue, and navy. Find the probability. Assume that the spinner is separated into equal sections. P(not 5 and green)
*June 6, 2014 by Lilly*

**Math**

Virginia will spin each spinner once. What is the total number of different outcomes of a color and a number that can occur? the first color wheel is three sections of red, blue and green the other circle has sections of 1-8. Any help would be great and if you can explain in ...
*May 11, 2012 by Missy*

**Math**

Complete the square for this conic section in standard form: x^2+y^2-6x+4y-12=0
*April 3, 2011 by Molly*

**statistics**

A company has four production sections viz., S1, S2, S3 and S4 which contribute 30%, 20%, 28% and 22% of the total output. It was observed that those sections respectively produced 1%, 2%, 3% and 4% defective units. If a unit is selected at random and found to be defective, ...
*February 4, 2015 by Harry*

**5th grade math**

holly's garden is divided into 5 equal sections. she will fence the garden into 3 areas by grouping some equal sections together. what part of the garden could each fenced area be?
*February 23, 2012 by dada*

**math**

holly's garden is divided into 5 equal sections. she will fence the garden into 3 areas by grouping some equal sections together. what part of the garden could each fenced area be?
*March 18, 2014 by Anonymous*

**alg 2**

write an equation for the conic section Ellipse with vertices at (-2,2)and (4,2) and covertices at (1,1) and (1,3)
*May 11, 2008 by trista*

**MATH**

find the coordinate of the center and identify the conic: 5y^2 - 2x^2 - 10y - 12x = 23
*September 26, 2011 by Katie*

**Math**

Find the discriminant. Tell which conic section the graph will be. 3x^2 + 12 xy + 9y^2 + 7x -2y - 100
*March 11, 2012 by Drew*

**Math**

What type of conic section is given by the equation 4x^2+9y^2=36? What are its domain and range?
*May 30, 2013 by Tim*

**math**

Identify the conic section whose equation is given: x2 + 10x + y2 + 12y = 60
*July 25, 2009 by dan*

**Math**

Identify the conic section whose equation is given: x2 + 10x + y2 + 12y = 60
*November 3, 2009 by Chris*

**Pre-Calculus**

How to write this conic section in standard form? 3y^2 = 108 - 12x^2
*June 5, 2013 by B*

**Pre-Calculus**

How to write this conic section in standard form? 3y^2 = 108 - 12x^2
*June 5, 2013 by B*

**Calculusmath**

what is an equation of the conic section x^2+y^2=16 after a rotation of 45 degrees about the origin. A. (x')^2+(y')^2=16 B. (x')^2- (y')^2=16 C. (x')^2- 2x'y'+(y')^2=16 D. (x')^2+ 2x'y'+(y')^2=16
*March 12, 2014 by bob*

**Math**

Larry has 36 sections of wooden fencing. Each section is 6 feet long. He plans on using all the sections to surround a rectangular pasture. What is the area of the largest pasture he could create. How many different size rectangular pastures could he make? List the different ...
*June 8, 2011 by Jared Neistein*

**Health**

Hello, what do various sections of the food pyramid stand for? I don' t know if the instructor is looking for breads, fruits and vegetables or what with the new pyramid. I know what the colors stand for but not the sections. Thanks (Broken Link Removed) You are on the right ...
*August 25, 2006 by clark*

**math**

Can someone please explain this problem to me: I have to use integrals to find volumes with known cross sections but i just don't understand. Thanks! Consider a solid bounded by y=2ln(x) and y=0.9((x-1)^3). If cross sections taken perpendicular to the x-axis are isosceles ...
*April 6, 2010 by summer*

**math**

Can someone please explain this problem to me: I have to use integrals to find volumes with known cross sections but i just don't understand. Thanks! Consider a solid bounded by y=2ln(x) and y=0.9((x-1)^3). If cross sections taken perpendicular to the x-axis are isosceles ...
*April 6, 2010 by summer*

**math**

john and tom race around a circular track,divided like the face of a clock,into 12 sections.if john gives tom 4 sections start in advance and runs half as fast as tom.at what point on the track will he overtake tom
*August 18, 2012 by wan*

**calculus**

identify the conic section. Write in standard form and graph. 5x^2-6y^2-30x-12y+9=0
*May 25, 2008 by chelsea*

**pre calculus**

The conic section whose equation is x 2 - 3y 2 - 8x + 12y + 16 = 0, is in Position is I. Is this true or false?
*March 29, 2010 by aaa*

**trig**

Write the following equation in standard form and identify the type of conic: 9y^2 - 4x^2 + 8x + 18y + 41 = 0
*June 14, 2010 by James*

**Math**

Classify the conic section 4x^2+5y^2-16x-30y+41=0 as a circle, ellipse, hyperbola, or parabola?
*October 27, 2011 by Ttt*

**Pre-Calc/Trig**

write an equation of the conic section: a hyperbola with vertices (0,-6) and (0,6) and asymptotes y=(3/4)x and y=(-3/4)x
*January 13, 2015 by Anonymous*

**trig**

Find a polar equation of this conic with focus at the pole and the given eccentricity and directrix. e=2, r cos X =-1
*April 29, 2008 by mindy*

**pre calculus**

The conic section whose equation is x^2 - 3y^2 - 8x + 12y + 16 = 0, is in Position is I. Is this statement true or false
*March 29, 2010 by aaa*

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