# Questions on Algebra: Conic sections - ellipse, parabola, hyperbola answered by real tutors!

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 Algebra: Conic sections - ellipse, parabola, hyperbola Solvers Lessons Answers archive Quiz In Depth

 Question 366722: Write the equation for the parabola which opens left, has its vertex on the origin, and passes through the point (-3/2),1) Click here to see answer by josmiceli(9817)

 Question 367028: Which of the following options causes this line to shift up 2 units on the axes? f(x)=-4x-1 Click here to see answer by rfer(12730)

 Question 367033: the graph of is parabola with vertex, and the direction it opens is. Click here to see answer by mananth(12270)

 Question 367030: What will be the impact of changing the functionto be f(x) = -2/3 Click here to see answer by ewatrrr(10682)

 Question 367322: how do I pass a this parabola equation (x+2)^2 =8(y+2)from standard to general form Click here to see answer by edjones(7569)

 Question 367301: x^2+y^2-20x+12y=1 ; what is the conic in this equation Click here to see answer by scott8148(6628)

 Question 367823: Find the center and radius of the circle x^2+y^2-10x=0 Click here to see answer by Fombitz(13828)

 Question 367824: Graph y=-1/4(x-1)^2+4 Click here to see answer by Fombitz(13828)

 Question 368308: X=Y2-2 Click here to see answer by Fombitz(13828)

 Question 369129: Graph x^2/16 - y^2/4 = 1 Click here to see answer by Fombitz(13828)

 Question 369385: All parabolas with their vertex on the origin and a horizontal axis of symmetry have the same directrix. TRUE OR FALSE Click here to see answer by user_dude2008(1861)

 Question 370138: What is the equation of an ellipse with the vertices (0,12) and (0,-12) and co-vertices (2,0) and (-2,0)? Click here to see answer by Fombitz(13828)
 Question 370138: What is the equation of an ellipse with the vertices (0,12) and (0,-12) and co-vertices (2,0) and (-2,0)? Click here to see answer by ewatrrr(10682)

 Question 370136: What is the equation of the parabola with a focus at (-3,0) and a directrix x=3? Click here to see answer by jsmallt9(3296)

 Question 370301: What is the graph for the vertex's (1,2) (2,1) (3,2) (2,3) Click here to see answer by Fombitz(13828)

 Question 370291: What is the equation of the hyperbola with foci at (1,5) and (7,5) and with vertices at (2,5) and (6,5)? Click here to see answer by robertb(4012)

 Question 370260: find the vertex the line of symmetry the maximum and minimum value of the quadratic function. F(x)=x^2-12x-3 Click here to see answer by Alan3354(31534)

 Question 370310: What is the equation of a parabola with a vertex at (0,0) and a focus at (0,3)? Click here to see answer by robertb(4012)

 Question 370311: What is the equation of a parabola with a vertex at (5,2) and a directrix y=1? Click here to see answer by robertb(4012)

 Question 370308: How do you graph the following: y+1=-1/20(x-1)^2 y+1= 1/20(x-1)^2 y+1=-1/12(x-1)^2 x+1=-1/20(y-1)^2 Click here to see answer by Alan3354(31534)

 Question 370300: How do you graph the following: y-3=-1/20(x-2)^2 x-3=-1/20(y-2)^2 y-3= 1/20(x-2)^2 x-2=-1/20(y-3)^2 Click here to see answer by Alan3354(31534)

 Question 370297: How do you graph the following: x+3=-1/24(y-2)^2 y+2=-1/24(x-3)^2 x-3=-1/24(y+2)^2 x-3= 1/24(y+2)^2 Click here to see answer by Alan3354(31534)

 Question 370634: the graph of the equation below is an ellipse. what is the y-coordinate of the center of that ellipse? (x+3)^2 / 5^2 + (y+9)^2 / 8^2 = 1 Click here to see answer by solver91311(17077)

 Question 370668: In my problem I need a formula to find a length of a suspension cable of a bridge in between two towers: the distance is 4000 ft, the height of a tower 350 ft, the lowest point of a cable above the road is 10 ft Click here to see answer by Alan3354(31534)

 Question 371907: change f(x)=-16x^2+96x+25 into vertex form Click here to see answer by Fombitz(13828)

 Question 372291: Hi, could you please show me how to complete the square to find the standard form of the following equation? I've only ever done this with one variable so I'm honestly not sure where to start. Thanks for any guidance you can provide! Click here to see answer by stanbon(57979)
 Question 372291: Hi, could you please show me how to complete the square to find the standard form of the following equation? I've only ever done this with one variable so I'm honestly not sure where to start. Thanks for any guidance you can provide! Click here to see answer by solver91311(17077)

 Question 372311: Hi, I have to identify the conic of the equation below and find the center, vertices, and asymptotes: I can't find any examples like this so I'm lost here. Any help you can provide is greatly appreciated :) Click here to see answer by robertb(4012)
 Question 372311: Hi, I have to identify the conic of the equation below and find the center, vertices, and asymptotes: I can't find any examples like this so I'm lost here. Any help you can provide is greatly appreciated :) Click here to see answer by solver91311(17077)

 Question 372448: how do you determine if a quadratic function opens upward or downward? Click here to see answer by marcsam823(57)

 Question 372619: Find the equation of the circle when the center is (-4,5) and the radius is 3 Click here to see answer by ewatrrr(10682)

 Question 372618: Find the center and the radius of x^2+y^2-8x+6y+9=0 Click here to see answer by ewatrrr(10682)

 Question 372620: x=2y^2-3 Find the vertx Find the axis of symetry Find the direction in which the parabola opens Click here to see answer by Fombitz(13828)

 Question 372868: Hi, I'm having trouble completing the square to find the standard form of the following equation.(I've only ever done this with one variable so not sure how to proceed) Could you please let me know the steps I have to take to complete the square with two variables? Thanks for your time :) Click here to see answer by robertb(4012)

 Question 372976: X^2+7y^2-12x-13=0 This is an ellipses and I need to put it in standard ellipses form. Click here to see answer by robertb(4012)

 Question 373861: Rewrite in standard form (ellipse): 36x^2+25y^2+72x+250y-239=0 Click here to see answer by Fombitz(13828)

 Question 373977: Which of the following is an equation of one of the asymptotes of the hyperbola: 3x2-3y2=48? x-y=0 3x-3y=0 y-3x=0 x+27y=0 Click here to see answer by Edwin McCravy(8999)

 Question 374241: A cannon fires a cannonball as shown in the figure. The path of the cannonball is a parabola with vertex at the highest point of the path. If the cannonball lands d = 600 ft from the cannon and the highest point it reaches is h = 1200 ft above the ground, find an equation for the path of the cannonball. Place the origin at the location of the cannon. 1 Click here to see answer by ankor@dixie-net.com(15746)

 Question 374588: find the coordinates of the vertex for the parabola defined by the given quadratic function. f(x)=4x^2-16x=8 what is the vertex Click here to see answer by robertb(4012)

 Question 374780: The two points (-2,4) and (4,2) are the endpoints of the diameter of a circle. What is the equation of this circle in standard form? Click here to see answer by jim_thompson5910(28717)

 Question 374779: what is the equation of the circle that has its center at (3,-1) and passes through the point (-2,2) Click here to see answer by jim_thompson5910(28717)

 Question 375307: Please help me solve this question. A ball is thrown vertically upward. After t seconds, it's height h (in feet) is given by the function h(t)= 104t-16t^2. What is the maximum height that the ball will reach? Do not round your answer. Height: ___ ft Click here to see answer by nerdybill(7009)

 Question 375895: I am so appreciated for helping me out these questions: 1.(x-2)(x+3)^2 OVER x^4-13x^2+36. 2. If polynomial p(x)=2x^3 -3x^2-10 has exactly one real zero r, where -1<=r<=1, which following is true: A. -1 3. Which shows a portion of graph of y= y|-|-x|| ? 4. what is x if 3x^2-2+7=0 then (x- 1/3)^2= ? 5. If y=b^x and b>1, which one is true: A log y b=x. B. log b x=y. C. another answer 6. the radian measure of angle containing x degree is: A.Pi x/180 B. Pi x/ 180. C. other answer 7.If f(x)= x^2, when x>0 and c>1, then f(x^c)= ? 8 2log10x-log10y=? 9.for x#0, if f(x)3x^2 and g(x)=1/2, then f(g(x))= ? 10 3+i/2-i = ? 11. if cotx^0=1, then x=? 12. y=x+1 and xy=2 so what x? 13. where defined tanx=? 14. If f(x)=3-2x and f^-1 denotes the inverse of f, then f^-1(o) is ? 15. what is the solution set of 2sin^2(x)-3sin(x)-2=0 where 0<=x<=2pi Click here to see answer by Fombitz(13828)

 Question 376135: How do you graph this conic section equation? (x-0)² = (y-2) Click here to see answer by Edwin McCravy(8999)

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