
The equation 2x^2+2y^2+x+4y+2c=0 represents a circle.(let's name it S1) 1)Find the values of a,b and and show that c

I was solving a problem. In It r have been given that two lines are perpendicular to each other The equation of one line 2x3y+4=0 Now i have to find the equation of another line We can find it by finding the slope of the abovementioned line( the other

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

1) Circle centre (7,2) passes through (2,10). Calculate radius and find equation of circle. 2) AB is diameter of circle A(9,5) B(1,7). Find equation of circle mid point. I know i have to use the eqn (x1+x2)/2 and (y1+y2)/2 3) Find the equation of

find an equation for the line with the given properties. express the equation in slopeintercept form. containing the pointsP=(1,1)& Q= (1,2) What is the equation of the line? y= Find the the equation of a line that is perpendicular to the line y=1/2x+4


If y varies diretly with x, write an equation for the direct variation. then find each value. Find y when x = 10 if y = 8 when x = 20 If think I can find the value by y/10 = 8/20 with the answer for the value is 4. My problem is how to find the equation.

Is it possible to find the slope of a line if the equation has two ys? Find slope of the line whose equation is 8y = 7  2y Solve for y and you'll have a horizontal line. Combine the y terms. 8y+2y=7 10y=7 y=7/10 The general equation for a straight line is

Use the given zero to find the remaining zeros of the function: h(x)=x^415x^3+55x^2+155x1476 Zero:54i I multiplied [x(54i)][x(5+4i)] and got x^210x+9. The example I have says to divide that by h and get a second quadratic equation that is also a

I am creating a project for math in which I have to draw an object using: parabolas, hyperbolas, circles,etc. We use conic section equations to identify where they are on the graph. I have confusion about writing the equation of parabolas. I know the

can someone please give me an example of a solution of an equation An equation is a statment with the equal sign = in it. If we have y=2x+3 and we're asked to find x when y=7 then we would have to solve 7=2x+3 The solution of that equation is x=2. Was

Hi, My equation is 4x^28. I think the independent variable for the equation is 4 and the dependent is x. Is that right? I also have to find the domain and range but I'm not sure how to find those for this equation.

Find the constants (a and b) for O2 in Table 5.7. Use the Van der Waals equation to determine the pressure of 1.000 mole of O2 if the gas occupies 22.50 liters at 27.00 oC. First, find the values for each of the two terms in the equation, then find the

Within an orthonormal system consider points A(1,4) B(5,1) C(4,8) (a)Calculate the angle ABC (b)Show that 3x+4y19=0 is an equation for line L which passes through A and B (c)Find a vector equation for line L (d)(i)give an equation for the circle with the

Ok, I am supposed to find out what the variables are by factoring and finding square roots. I couldn't find the right factors of a and c that added up to b in the equation (did that make sense?). Please help me find them! TYVM 5n+6n^24=0

Both x and y denote functions of t that are related by the given equation. Use this equation and the given derivative information to find the specified derivative. Equation:35x^2+20y^2=1 Given that dx/dt=4, find dy/dt when (x,y)=(1/7sqrt2, 1/5sqrt2)


decide whether the given ordered pair is a solution of the equation: 1. 3y+12x=4; (1/5, 35/15): 2. 83x+24y=0; (5, 23/24) I think neither of them are. _______ find the xintercept of the graph of the equation. 3. 13x24y=5 > x=5/13 4. 14+6y=7x >

I need help with this question. Write the equation of the line which contains the point)0, 3) and whose slope is 4. A general line equation can be written as y = mx + c, where m is the slope and c a constant. so we can write this as y = 4x + c

Still looking at how to solve these... Both are cubic polynomials? 43x^3 + 13x^2 + 18x  456 = 0 DO I divide first by x1? 2x(3x+2)^2=312 Honestly: I would graph the equations and find the roots first. I don't see them off hand. graph y=43x^3 + 13x^2 + 18x

1. Find the equation of the asymptotic of the hyperbole x^2/9  y^2/ 4 = 1. 2. Given the equation of a function 2x^2 + 5y^2  16x + 20y + 108 =0, translate the original so that the New equation will have no first degree terms. 2. Find the radius and the

Help would be greatly appreciated!!! This gets really confusing for me. Write an inverse variation equation. If y varies inversely with x and y=2 when x=4…. a. Find K. b. Write a general equation. c. Use your equation to find y when x=8 Draw a chart to

I've asked the question "what is the fundamental equation to find the speed of a rocket." That's what I am having problems with because there are more than one. How do I know which one is the preferred equation used? The preferred equation is the one that

I have some problems that I am having trouble with and I have some that need checking please. Thanks! Solve the equation. 4. (x+7/4)=2(x1/6) Find all the value(s) of x that make thedenominator(s) zero. Then solve the equation. 6. (x8/2x) +5= (x+6/x)

Thank you Christina.. I am taking Algebra online...something I would never recommend....How would I write the equation of the line passing through (6,37) and (1,12)? the most common way is to use y=mx + b where m is the slope and b is the yintercept so

Will someone please look over these? I am so lost on these. 1. find the domain of p(x)=xsquared+10 I said {xx is a real number 2. find the intercepts of 3x+2y=6 I got (0,3) and (2,0) 4.find the equation of (6,6)and (6,6) got y=x 7. slope and

I have a series of questions that I did. They lead up to the last question I can't solve. Could you check my math and help me with the last question? Thanks! a) Let a be the point (2,3). Compute the distance from Origin 0 to A answer: a^2 + b^2 = c^2 3^2 +


The equation 5x3y=2 is a linear equation in standard form. From this equation, answer the following:a. Find the y and xintercepts b. Write this equation in slopeintercept form.

consider the differential equation d^3x/dt^3  9(d^2x/dt^2)+ 27(dx/dt) 27x = c0s t +sin t + te^(3t) a) show that characteristic equation of the differential equation is (m3)^3 =0 (b) Hence, find the general solution of the equation.

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!

Q2.Plot three points with second coordinate equal yo (1.3) and join them . Q3.What is the slope of the line y= 1/3x +3 (B)Does it slope upwards? (C) It is steeper than the line y=1/2x 5? Give reason for your answer. Q4.The equation of the straigth line

We are working on finding the particular solution for the firstorder linear constantcoefficient ordinary differential equation: RCdvP(t)dt+vP(t)=Vicos(ωt) The new idea is to find the particular solution for the related equation

Hi guys, In the question "It is given that P (0, 3), Q(7, 5), R(9, 2) and S are vertices of a square. A circle A passes through the points P, Q, R and S. Find the equation of this circle. Hence or otherwise find the equation of circle B which is the image

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

5. Find the x and y intercepts of each linear equation. Be sure to write your answers as ordered pairs. y = 3x  6 6y = x + 2 On the second equation, change it to read y= ...,. Divide both sides of that equation by 6 to get the desired result. how?? The

N 5 22x2 1 76x 1 430 Use the equation to find N for each year in the table. (b) Discuss how well this equation approximates the data. (c) Rewrite the equation with the right side completely factored. (d) Use your equation from part (c) to find N for each

hi, i'd really appreciate some help solving this question! I am completely at loss here :/ The question is to: Find the equation of the normal to y=loge(x+2) which is parallel to the line with equation y+3x5=0 I am fine at solving these sorts of equations


In a mathematical equation, the coefficient is A. the numeric value of the unknown that makes an equation true. B. the term brought from one side of an equation to the other by performing the opposite operation. C. a number or quantity placed before

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=

Find the equation of a line that passes through the point (1,2) and has a slope of 1/3. Show how you found the equation. Would the equation be: y2=1/3(x1) Do I need to finish this? I am not sure how.

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=

Why does this happen? A=3 and b=2 A+b=c is the equation. Multiplying both sides of the equation makes the equation a^2+2ab+b^2 which is equal to a^2+abac=abb^2+bc Dividing by (a+bc) we find a=b or 3=2 Why?

Hi I wanted to check my work for this problem. Consider the points A(1,0,0) B(2,2,2) and C(0,2,1). 1) Find the vector CA x CB I got 2i 3j +4k for this 2) Find an exact value for the area of the triangle ABC. I got sqrt29/2 for this. 3) Plane II(1) is

4. From your equation, find the European equivalent for U. S. size 8. equation~ m = (y2 – y1) / (x2 – x1) m = (3934) / (53) m = 5/2 b=26.5 Equation = y=5/2x+26.5 Can someone please help me answer this? I have a graph if you need it... ps thank you

I am stuck, pleas help, i have the example but I am still not able to figure it out... Find the value of X...5/x+6+2/x^2+7x+6=3/X+1 Find the value of X...2/5=x2/20 First, get the X terms on one side of the equation and the numbers on the other. 2/5=X2/20

Find all real solutions of the equation by first rewriting the equation as a quadratic equation. (Enter your answers as a commaseparated list.) 4x4 + 15x2 − 4 = 0

Hello, we are doing a lab dealing with diffraction gratings. The problem I have is that we are supposed to find the number of slits, N, based on gathered information. I have x, L, d, m, and w, just not N, which is what I am trying to find. I also have the


Hello, we are doing a lab dealing with diffraction gratings. The problem I have is that we are supposed to find the number of slits, N, based on gathered information. I have x, L, d, m, and w, just not N, which is what I am trying to find. I also have the

find the yintercept of a line that passes through (2,1) and has a slope of 5. i forgot what equation i have to use to find this out. can someone give me which equation i have to use? or all the equations that deal with slopes please

c)The price (in dollars) p and the quantity demanded q are related by the equation: p2+2q2=1100. If R is revenue, dR/dt can be expressed by the following equation: dR/dt=A(dp/dt), where A is a function of just q. i)Find A. ii)Find dR/dt when q=20 and

Find all rational zeros of the function. Then (if necessary) use the depressed equation to find all roots of the equation f(x)=0 f(x)= 5x^411x^333x^2+77x14

This is a realllyy tricky problem and I can't find two more solutions to the equation...someone please help! Find three ordered pairs for the given equation: 4x  3y = 6 I got one: (3,2) I need help on this ASAP!! Thankss MC

This is a realllyy tricky problem and I can't find two more solutions to the equation...someone please help! Find three ordered pairs for the given equation: 4x  3y = 6 I got one: (3,2) I need help on this ASAP!! Thankss MC

4(j)7=9 Add 7 to both sides of the equation and you get 4 j = 16 Now divide both sides of the equation by 4 and you will find out what the value of j is. Whenever you perform the same mathematical operation on both sides of an equation, you end up with

The combustion of 38.5g of C2H6 with excess oxygen. Find the equation, balance equation and find the mass of each product

1. The motion of a body is described by the equation ay = −308y. (a) Find the angular frequency. (b) Find the frequency. (c) Find the period. 2. A 2.10 kg mass attached to a spring oscillates with a period of 0.395 s and an amplitude of 20.5 cm. (a) Find

Use the following equation to perform the operations below (do not graph the equation yet): y ={x + 5}{x + 1}\{(x + 3)(x  2)}{(x  4)(x + 1)})  {1}/{x  2} What graphical feature occurs at {x} = 1? Use the "trace" function, zoom in on the graph, or look


Given that the equation of the hyperbola is 9x(squared)4y(squared)=36. (i)Find the centre and vertices (ii)Find the foci and eccentricity (iii)find the equation of the asymptotes

Analyze the function ln x=cx^2 to find the unique value of c such that there is exactly one solution to the equation. To do this find the value of c such that both sides of the equation have equivalent slopes at some point; this will give you a proper

analyze the function ln x = cx^2 to find the unique value of c such that there is exactly one solution to the equation. to do this, find the value of c such that both sides of the equation have equivalent slopes at some point; this will give you a proper

Consider the differential equation: (du/dt)=u^2(t^3t) a) Find the general solution to the above differential equation. (Write the answer in a form such that its numerator is 1 and its integration constant is C). u=? b) Find the particular solution of the

The length of a shadow of a building is 50 ft. Also, tan P = 0.8. 1.Write an equation involving a trigonometric ratio that can be used to find the height x of the building. Explain why your equation is correct. 2.Find the height x of the building by using

A company’s revenue is the amount of money that comes in from sales, before business costs are subtracted. For a single product, you can find the revenue by multiplying the quantity of the product sold, x, by the demand equation, p. Substitute the result

i have more than one question so if u no any of the answers please tell me 1.) write the pointslope form of the equation of the line with slope 2 passing through the point ( 5, 9). 2.) write the pointslope form of an equation of the line through the

I need help to this mathe problems... 1.Elimination using Multiplication x5y=0 2x3y=7 Find the value of x in one equation. x = 5y Then substitute that value for x in the second equation. Solve for y, then find the value of x. Insert both values into the

Find quadratic regressive equation for the following f' points; (x, f'(x)): (4,74); (3,39); 2,10; 1,6; 0,14; 1,12; 2,0; 3,22; 4,55 It's something really complicated, and I'm later asked to find the original equation, which is a cubic function. Any

Great! I understand now that C0=f(a) c1=f'(a) c2=f"(a)/2 Now, If I am to find the parabolization of the equation x^2x at x=2, then c0=x^2x=2^22=2 c1=2x1=2(2)1=3 c2=2/2=1 So, the equation (taken from c0+c1(xa)+c2(xa)^2) is >> 2+3(x2)+1(x2)^2?? Is


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)x2.5 Problem #2 Find the yintecept and slope of 7x+9y=72 My answer:

Ok, I have two questions first: 1. I'm asked to find a cartesian equation for the polar graph of this polar equation: r^2 = sin(2(theta)) The answer I got was (x^2+y^2)^2/(2xy) = 2 Is this the correct way to express it? 2. I need to find the cartesian

please show work Find the average rate of change for the given function on the given interval. 3. f(x)=x24x; 2 ≤x≤ 4 4. f(x)=2x1; [0, 3] Find a PointSlope equation for a line containing the given point and having the given slope. 9. (7, 2), m = 3

determine the vertex for the function y=2x^2+5x3 for y = ax^2 + bx + c, the x value of the vertex is b/(2a) sub that x into your equation to find the y. Another way is to complete the square. so for yours, x = 5/4 etc. a third way, if you know Calculus,

graph the equation x3=y (where do I plot the points?) find the intercepts and then graph: 5x+4y=20 find the intercepts and then graph: 1.4x1.3y=3.64 graph the equation using slope and yintercept: y=10/7x +4 graph using slope and yintercept: x+2y=8

Find the distance between the points (12, 8) and (4, 2). 100 units 14 units 10 units –10 units Find the midpoint of the points (3, 1) and (7, –5). (1, 6) (2, 1) (2, –3) (5, –2) Find the vertex and focus of the parabola whose equation is 4y = x2 +

how do i find out the the equation of the line of symmetry for f(x)=ax^2+bx+c ? please explain it do me thanks! The line of symmetry runs through the vertex. so the x of the vertex is b/(2a) and the equation of the line of symmetry is x = b/(2a) e.g. for

Consider the implicit equation 2xy1=(x+y+1)^2 a) Compute and solve for the derivative dy/dx as a function of x and y. b) Find the equation of the tangent line to the graph of the above when y=1. For part a, I found the derivative being equal (x+1)/(y+1)

a) Find a Cartesian equation relating and corresponding to the parametric equations: x=2sin(3t), y=9cos(3t). Write your answer in the form P(x,y)=0, where P(x,y) is a polynomial in x and y, such that the coefficient of y^2 is 4. b)Find the equation of the

umm suppose a parabola has a vertex at (0,2) and points (1,1) how would I derive the equation and focus, i've been trying to understand this for so long, I can't get it. Does this parabola have the equation (y2)^2 = x and a focus of 1/4?? Is that


sketch the curve using the parametric equation to plot the points. use an arrow to indicate the direction the curve is traced as t increases. Find the lenghth of the curve for o

H2So4+NH4OH Find the complete ionic equation Find the spectator ions Find the net ionic equation I feel like my answer is wrong i tried CIE: 2H+(aq)+So42(aq)+2H4+(aq)> 2NH4+(aq)+So42(aq)+H2o (l)

H2So4+NH4OH Find the complete ionic equation Find the spectator ions Find the net ionic equation I feel like my answer is wrong i tried CIE: 2H+(aq)+So42(aq)+2H4+(aq)> 2NH4+(aq)+So42(aq)+H2o (l)

There are 4 times as many nickels as dimes in a coin bag. The coins have a total value of 600 cents ($6.00). Find the number of nickels. Write and solve an equation to do so. (i found the answer through guess and check but i need to know the

Shelly wants to plant 6 rows of flowers with 7 flowers in each row. What addition equation and what multiplication equation can she write to find how many flowers she needs to plant? Which equation do your find easier to use ? Why ?

Graphing trigonometric functions A sinusoidal function has a maximum at (2,10) and its next minimum (5,2) find an equation that represents this situation A sinuosoidal function has a zero at (5,0) and its next minimum is (7,4). find an equation that

if one of a quadratic equation is 1/22i, what is the equation. the other root is 1/2+2I but i don't know how to find the equation

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 yy_1=m(xx_1)? Find the euation of the tangent line at the given value a) y=ln abs(x+4) x = 3 b) y= (x^2

Mike makees the following table of the distances he travels during the first day of the trip. A suppose Mike continues riding at this rate. Write an equation for the distance mike travles after t hours. B sketch a graph of the equation. How did you choose

I'm having trouble solving this problem: For the equation x^(2)y′′  xy′ = 0 , find two solutions, show that they are linearly independent and find the general solution. Hint: Try y = x^(r). I divided the equation by x^(2) first to simplify it, and


Could someone correct my answers and help with the other problems? 1. Are the following lines parallel, perpendicular, or neither? L1 with equation x – 5y = 10, L2 with equation 5x + y = 5. Answer: Neither (I'm not to sure but i think this is the right

I can't remember how you find the roots of quadratic equations other than determining the zeroes of the equation and finding the xintercepts. Can someone please give me a clear answer on this as my dad has been useless on this topic and I need help like

Find an equation of the line that is tangent to the graph of f and parallel to the given line. Function Line f(x) = 2x^2 6x – y + 4 = 0 I know i have to find derivative 1st which will be f'(x)=4x but then how to i find equation do i plug 6 in for x so

Find an equation of the line that is tangent to the graph of f and parallel to the given line. Function Line f(x) = 2x^2 6x – y + 4 = 0 I know i have to find derivative 1st which will be f'(x)=4x but then how to i find equation do i plug 6 in for x so

Find an equation of the line that is tangent to the graph of f and parallel to the given line. Function Line f(x) = 2x^2 6x – y + 4 = 0 I know i have to find derivative 1st which will be f'(x)=4x but then how to i find equation do i plug 6 in for x so

Hi, I was working on my math homework and I was stumbling on these problems. I tried looking at the solutions but my answers were completely off. Here are the ones I'm stuck on: If vectors O(0,0,0), A(6,0,0), B(6,sqrt(24), sqrt(12)), and C(0,sqrt(24),

i need a lil help with this If x=2 is a root of the equation 6x^3  px^2  14x + 24=0, find p,hence, solve the equation i got p to be 11 how do i solve the equation? You did it. http://www.jiskha.com/display.cgi?id=1165710846.1165713920

for f(x)=5/8, a. find an equation for the secant line through points where x=4 and x=5.b. find an equation for the line tangent to the curve when x=4. I can solve part a., but I am confused on part b. please help. I don't understand how to plug the numbers

This question makes reference to an orthonormal basis (i,j), and an origin O. 1. Consider the triangle ABC, with vertices A(0,2), B(9,1), C(1,11). Find: a) a cartesian equation of the altitude from C; b) a cartesian equation of the circle which has BC as

f(x)=4x2 & g(x)=5x6. Find (f*g) and state domain. f(x)x^21 what is the equation for f^1(x)? f(x)=3x+2, find f(f^1(14)). f(x)=4x+7 and g(x)=3x5 find (f*g)(4) f(x)=sqrt x+3 what is equation for f^1(x)? Graph y=sqrt x2 +5 which point lies on graph?


Discuss the equation 2x^2y^2+4x+4y4=0 centrr, transverse axis, vertices foci TWo point s equation of asymptope x=2cost y=3cost 0 is less than or equal to t and t is less than or equal to pi. Find rectangular equation

(2,14),(1,1),(3,35) Find the quadratic function y=ax^2+bx+c 1) 4a+2b+c=14 2) a+b+c=1 3) 9a+3b+c= 35 equation 1&2 = 3a + b = 13 equation 1&3 = 5a +5b = 21 i know you take those two equations now 3a + b = 13 5a  5b = 21 multiply the top by 5 and the

a. Use graphs to decide if the equation is an identity. b. If the equation is not an identity, find a value of the variable that makes the equation false. sin(pi/2+Beta)=1+sinBeta

Can someone find the sum for this equation please. (X^2)/(X^216)=(5X+4)/(X^216) I don't think it is finding the sum, but I can simplify the equation. (X^2)/(X^216)=(5X+4)/(X^216) First, multiply both sides by X^16. X^2 = 5X+4 Subtract 5X+4 from both

write a scalar equation, given it's vector equation. [x,y,z]= [3,7,5] + s[1,2,1] + t[5,2,3] ( I remember my teacher saying that you have to cross s and t, and that will be my normal and thereafter I substitue the point to find the 'D' value of the