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Math- How many points of intersection are there?

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Math- How many points of intersection are there?
Let x1, x2,..., x20 be distinct points on the x-axis and let y1, y2,...,y13 be distinct points on the y-axis. For each pair xi, yi, draw the segment connecting xi yo y1. Assume that no three of these segments intersect in one point. How many points of intersection are there? (...

math
weloo Consider the two parabolas :y1=2x^2-3x-1 and y2=x^2+7x+20. (a) Find the points of intersection of the parabolas and decide which one is greater than the other between the intersection points. (b) Compute the area enclosed by the two parabolas. (c) Use Mathcad to draw the...

math
hilp meeee trying .... Consider the two parabolas :y1=2x^2-3x-1 and y2=x^2+7x+20. (a) Find the points of intersection of the parabolas and decide which one is greater than the other between the intersection points. (b) Compute the area enclosed by the two parabolas. (c) Use ...

math
hilp meeee trying .... Consider the two parabolas :y1=2x^2-3x-1 and y2=x^2+7x+20. (a) Find the points of intersection of the parabolas and decide which one is greater than the other between the intersection points. (b) Compute the area enclosed by the two parabolas. (c) ...

Math (Finding points of intersection)
Find the points of intersections of these equations? x^2+y^2=1 -x+y+1 This is what I've done so far, I isolated the y's out y= +/- sqrt(1-x^2) y=x+1 But I am stuck on how to make them together in order to find the point of intersection, any help is greatly appreciated!

Calculus
Find the points of intersection for y=e^x and y=sin(2x). are there an infamous (sp?) number of points of intersection for these equations?

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 ...

Math
Hello, can anyone help me with this one question? What are the two solutions of x^2 – 2x – 4 = –3x + 9? A. the y-coordinates of the y-intercepts of the graphs of y = x^2 – 2x – 4 and y = –3x + 9 B. the x-coordinates of the x-intercepts of the graphs of y = x^2 – ...

math
set operations A^c = (A complement) B^c = (B complement) A^c intersection B^c intersection C no parenthesis :// do i get the intersection of all three or get the intersection of A^c and B^c first?

Math/Algebra
The graphs of y=3-x^2+x^3 and y=1+x^2+x^3 intersect in multiple points. Find the maximum difference between the y-coordinates of these intersection points.

Math
How do you solve for the intersection points? x^2+y^2=25 4y=3x I know the points are (4,3) and (-4,-3) but how do you get this algebraically?

Math
Determine whether the following statements are always,sometime, or never true.Explain 1.Three points determine a plane. 2.The intersection of two planes can be a point. 1.Never true, the three points must be noncollinear. 2.Never true, the intersection of two planes is a line...

Geometry please help!
Which of these is a step in constructing an inscribed square using technology? Construct segment DB, segment CE, segment EG, segment GI, and segment ID. Draw segments BR, RS, and SB Identify the points of intersection between circle A and circle G Mark the points of ...

geometry
which of the following is a step in constructing an inscribed square using technology? a)construct segment db, segment, bc, segment ce, segment eg, segment gi, and segment id. b)identify the points of intersection between circle a and circle g. c) draw segments br, rs, and sb...

math
The line y=16x intersects the quadratic function y=x^2 at two points. What are the coordinates of the two points of intersection?

Math
The graphs of y= x^2 - 8x - 35 and y= -2(x^2) + 16x +3 intersect in two points. What is the sum of the x-coordinates of the two points of intersection?

math
n points are arranged on a cirlce and all the chords drawn. Let I(n) be the number of intersection points inside the circle if no 3 chords are concurrent. Find a formula for I(n).

math
n points are arranged on a cirlce and all the chords drawn. Let I(n) be the number of intersection points inside the circle if no 3 chords are concurrent. Find a formula for I(n).

math
What are the intersection points of y = 1/x and y = 1/x^2? Is it x = 0 and x = 1? Thank You

math
points of intersection of f(x)=3x-5 and g(x)=-4+9

Finite Math
Let A and B be two events in a sample space S such that P(A) = 0.5, P(B) = 0.6, and P(A intersection B) = 0.15. Find the probabilities below. Hint: (A intersection Bc) union (A intersection B) = A. (a) P(A|Bc) ________ (b) P(B|Ac) ________

Physics
A Boeing 747 "Jumbo Jet" has a length of 55.9 m. The runway on which the plane lands intersects another runway. The width of the intersection is 24.0 m. The plane decelerates through the intersection at a rate of 5.61 m/s2 and clears it with a final speed of 43.3 m/s. How much...

Geometry
Which does not represent a possible intersection of a line and a right cylinder? a. 3 points b. 2 points c. 1 point d. a segment A?

Math
Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)

math
Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)

math
Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)

math
Determine the value of k in y=kx^2-5x+2 hat will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)

math
Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark) Please and thank you!

Math-Linear Systems
Determine the point of intersection. (a) y = 4x + 6 y = -x + 1 (b) 2x + 5y = 10 x = 10 Please show how to get the point of intersection. thoroughly explain how to get point of intersection.

math
Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark) Here's my work on it: kx^2-5x+2=-3x+4 kx^2-2x-2=0 a)b^2-4ac (-2^2-4(1)(-2) (-4--8) (4) Can ...

Math
Find the points of intersection of the parabolas y=1/2x^2 and y=1-1/2x^2. Show that at each of these points the tangent lines to the two parabolas are similar Answer (+-1,1/2) Please show and explain all steps thank yo

Math 11university
Determin the points of intersection algebraically : f(x)=-x(squared) +6x-5, g(x)=-4x+19

math
find the points of intersection of the following pairs of equations. a. y=x^2 and y=x +2 b. y=x^2 and y=8-x^2 c. y=x^2 and x=y^2

math
ad is the median of triangle abc. m,n are points on ab,ac. ad intersection mn =k. if mk=kn then prove that mn is parallel to bc.

Math
How do you find the point of intersection(s) for x = 2y2 + 3y + 1 and 2x + 3y2 = 0 A) You cannot find points of intersections for non-functions. B) Plug in 0 for x into both equations and solve for y. Then plug that answer back into the other equation to find the corresponding...

Maths
find the points of intersection of (a) the tangents to the graph of y=2+2x-x^2 at the points where the graph meets the x-axis. (b) the normals to the graph at these points. (c) find the area of the triangle created from the two intersections and the point (0,0)

math
n the xy -plane, the graph of y = x^2 and the circle with center (0,1) and radius 3 have how many points of intersection?

math
Below are two pairs of points. A line goes through each pair of points. What are the coordinates for the intersection of the two lines? Show your work. Pair 1 (1,1) and (7,7) Pair 2 (0,8) and (8,0)

Math
How do you find the point of intersection(s) for x = 2y2 + 3y + 1 and 2x + 3y2 = 0 A) You cannot find points of intersections for non-functions. B) Plug in 0 for x into both equations and solve for y. Then plug that answer back into the other equation to find the corresponding...

Calculus
Consider the line through the points (3,2,5) and (1,1,1). Consider the plane A that is perpendicular to this line, and passing through the point (-1,0,2). Consider the plane B that passes through the points (1,-1,0), (0,2,0), and (0,5,2). Consider the intersection of plane A ...

Engineering skill
anybody here to give me notes to solve this question (A and B are two points on a pipe of diameter 600 mm. the grid reference for the two points are given in the below , together with the elevation of the top of the pipe at these points. A drain pipe is being planned, and P ...

Math
Find the intersection. {2,5,7,10} and {3,6,9}. I think that the intersection is a empty set. Is this correct? Thanks.

calculus 2
Find all points of intersection of the given curves. (Assume 0 ≤ θ ≤ 2π. Order your answers from smallest to largest θ. If an intersection occurs at the pole, enter POLE in the first answer blank.) r = 1 − cos θ, r = 1 + sin θ

Math
A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the intersection and the truck ...

Math
A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the intersection and the truck ...

Math
What is the greatest number of points of intersection with three circles that have 6 intersections using four straight lines?

Algebra 2...
On isometric dot paper, graph the system of equations at right. What shape is their intersection? Use color to show the intersection clearly on your graph. 10x + 6y + 5z = 30 6x + 15y + 5z = 30 Is the intersection where the two planes OVERLAP?

Math (PLEASE HELP!)
1. Solve the system of equations by elimination.y=2x^2-2x-3 and y=-x^2-2x-3 2.The system of equations y=-5(x+4)^2-4 and y=8x^2+64x+124 has _____ solution(s). 3. Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic ...

Algebra 2
How many points of intersection are there for x-y=2 and x^2+y^2=25 ?

math
A circle and two separate lines are sketched on a sheet of paper. What is the largest possible number of points of intersection of these 3 figures?

Calculus
The area bounded between the line y=x+4 and the quadratic function y=(x^2)-2x. Hint: Draw the region and find the intersection of the two graphs. Add and subtract areas until the appropriate area is found. I found the intersection points as (-1,3) and (4,8). I'm not sure what ...

Vectors
which is not a possible type of intersection between three planes? a) intersection at a point b) three coincident planes c) intersection along a line d) intersection along a line segment I know that planes can intersect in a line but I don't know which of c and d would be the ...

Math -Quadratics Help!
I have a test tomorrow with a few sample questions that are expected to be on the test that I do not know how to properly do. 1)Find the slope intercept equation of the line passing through the intersection of the lines 2x-4y=1 & 3x+4y=4 and parallel to the line 5x+7y+3=0 2)...

Math
1. the points given are two of the 3 vertices of a right triangle. Which could be the third vertex of the triangle given 2 points are (-4,-5) & (3,2) ? 2.) A circle with center O and radius r is intersected at 2 distinct points by line l. Which is true? a. The distance between...

algebra 2
How do you find the points of intersection, if any, of the equations: x^2 + y^2 = 5 x - y = 1

algebra 2 part 1
find the points of intersection of f(x)=3x-5 and g(x)=-4+9

Math - Quadratics & Analytical Geometry
I have a test tomorrow with a few sample questions that are expected to be on the test that I do not know how to properly do. 1)Find the slope intercept equation of the line passing through the intersection of the lines 2x-4y=1 & 3x+4y=4 and parallel to the line 5x+7y+3=0 2)...

math $$
The graph of 5x-2y=10 intersects the x-axis and y-axis what are the order pairs for these two points of intersection? A.(2,0) and (0,5) B.(2,0) and (0,-5) C.(-2,0) and (0,5) D.(-2,0) and (0,-5)

math $$
The graph of 5x-2y=10 intersects the x-axis and y-axis what are the order pairs for these two points of intersection? A.(2,0) and (0,5) B.(2,0) and (0,-5) C.(-2,0) and (0,5) D.(-2,0) and (0,-5)

E.L.A. PLEASE CHECK!
Question 1. 1. Write S or R to identify each item as a sentence or a run-on sentence. My camera is old I'll be glad to get a new one. Question 2. 2. Write S or R to identify each item as a sentence or a run-on sentence. Flamingos are usually pink one variety is bright red. (...

Algebra
How many different points of intersection are there for x + y = 7 and y = x squared minus 7?

calculus
Find the points of intersection of the curves y=2sin(x-3) and y=-4x^2 + 2

Mathematics
Determine the points of intersection of the curve: y=(7-4x)/(x-4) and the line y=2x-1

Anonymous
Give the exact intersection point for the equations f(x)=4sin^2x+7sinx+6 and g(x)=2cos^2x-4sinx+11 Ok, my result is that there is no intersection point because if you put f(x)=g(x) and try to solve for x or the intersection point, the LS f(x) is not possible, so there is none...

math
x = 3 - y^2 y = x - 3 Find the points of intersection. If someone could even get me to the point where it gets written in general form (both equations set to 0..) I would be forever grateful.

Math
Find all the points of intersection of the surfaces whose equations are as follows: z^2 = 2xy - 100 and x^2 + 2y^2 - 100 ---------------- 2y

Math
Find all the points of intersection of the surfaces whose equations are as follows: z^2 = 2xy - 100 and x^2 + 2y^2 - 100 --------------------- 2y

math
Hello, I need help finding the intersection points B and C of the tangent A with for horizontal axis B and the vertical axis C. hyperbola: f (x) = 1 / x A = (1, 1) Thanks for your help .

Math
Find the point of intersection between y=2-(1/2)x and y=1+ax. (a=alpha sign). You answer will be a point in the xy plane whose coordinates involve the unknown a . I got that which is x=2/(2a+1), y=(1+2a)/(2a+1) <-intersection point I need help is to: Find a (a=alpha sign) ...

Math
What is the maximum number of points of intersection of two different lines and three different circles in the same plane?

calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x - 2.

calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x - 2.

Maths
Find the points of intersection of parabola Y=x^2-7x+23 and the straight line Y=7x-1.

Calculus Maxima/Minima
An automobile traveling at the rate of 30 ft/sec is approaching an intersection. When the automobile is 120 ft. from the intersection, a truck, traveling at the rate of 40 ft/sec on a road at right angles with the automobile’s road crosses the intersection. How long after ...

Geometry
Which one of these is NOT a step used when constructing an inscribed square using technology? A. Create a circle using the center with given points tool. B. Connect the points with a line through the center of the circle. C. Mark the points of intersection between the three ...

pre cal
how do you solve f(x)= G(X) and find the points of intersection of the graphs of the 2 functions f(x)= x^2 + 5x+ 13 g(x)= 19

pre cal
how do you solve f(x)= G(X) and find the points of intersection of the graphs of the 2 functions f(x)= x^2 + 5x+ 13 g(x)= 19

mathematics
write the number of points of intersection of 2y=1 and y= sinx. -2pi<_x<_2pi

Algebra 1a
-3x-7y<21 and -7x-9y<63 I need to label the intersection on the graph where these two points meet

physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 21.3 m. The plane decelerates through the intersection at a rate of 5.33 m/s2 and clears it with a final speed of 38.3 m/s. How much...

physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 21.3 m. The plane decelerates through the intersection at a rate of 5.33 m/s2 and clears it with a final speed of 38.3 m/s. How much...

physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 21.3 m. The plane decelerates through the intersection at a rate of 5.33 m/s2 and clears it with a final speed of 38.3 m/s. How much...

Physics
You're approaching an intersection at 50 km/h (13.9 m/s ). You see the light turn yellow when you're 35 m from the intersection. Assume a reaction time of 0.6 s before braking begins and a braking acceleration of -3.0 m/s2. A) will you be able to stop at before the ...

Gwu
If a train offers 12 intersection of town with every intersection is .75 miles apart in the train travels 2 miles per hour in Spanish 45 seconds at every stop to unload customers how long will it take to get the first intersection to the last

physics
You are driving to the grocery store at 20 m/s. You are 110 m from an intersection when the traffic light turns red. Assume that your reaction time is 0.70 s and that your car brakes with constant acceleration. How far are you from the intersection when you begin to apply the ...

Physics
A Boeing 747 "Jumbo Jet" has a length of 59.7m. The runway on which the plane lands intersects another runway. The width of the intersection is 25.0m. The plane decelerates through the intersection at a rate of 5.7 m/s(squared) and clears it with a final speed of 45.0 m/s. How...

FREE BODY DIAGRAM calculus
A car is traveling north towards an intersection at 60mph at the same time a truck is headed east toward the same intersection at 45mph. Find the rate of change of the distance between the car and truck when the car is 3 miles south of the intersection and the truck is 4 miles...

Math
Consider the functions defined by f(x)=sin2x and g9x)=1/2tanx for x E[-90^0; 180^0] Questions 1. Sketch the graphs of f and g on the same system of axes. 2. Calculate the x-coordinates of the points of intersection of f and g. 3. Determine the values of x for which g(x)>f(x).

Math
When graphing two linear equations, what is the significance of the intersection of the two graphs, and if there is no intersection?

calculus
determine the point of intersection of the tangents at the points of inflection to the curve f(x)= x^4 – 24x^2 – 2

geometry
n the xy -plane, the graph of y = x^2 and the circle with center (0,1) and radius 3 have how many points of intersection?

Geometry
Find the points of intersection of the line X+Y=5, and the circle x^2+y^2=25 by solving the system of equations.

algebra
Find the coordinates of the points of intersection of the graphs with coordinate axes:y=−1.5x+3

University Physics
Consider this traffic problem that is played out in many communities everyday! A car is cruising down the highway of life @ 25m/s in a 3-m long compact car when he comes upon an intersection with a stop sign. At the instant that he is 45 m away from the entrance to the ...

college - physics
was wondering if someone can help me out. Question: a jet has a length of 59.7 meters. The runway on which the plane lands intersects another runway. The width of the intersection is 25m. the plane decelerates through the intersection at a rate of 5.70 m/s^2 and clears it with...

Math
The curves y=sinx and y=cosx intersects twice on the interval (0,2pi). Find the area of the region bounded by the two curves between the points of intersection.

Math
The curves y=sinx and y=cosx intersects twice on the interval (0,2pi). Find the area of the region bounded by the two curves between the points of intersection.

Mathematics
The difference between the x-coordinates of two points on the parabola y^2=4ax is fixed at 2k. Find the equation that describes the position(xp, py)of the point of intersection P of the tangents at the two points. The equation is in the form yp^2=f(xp). Hence show that 4axp<...

economics
After 17 vehicular accidents two years ago in a given intersection, the mayor of Boulder proposed to reduce the number of crashes by making improvements at the intersection. Assuming the appropriate CRF is 0.53, what will be the reduction in number of crashes at that ...

Physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 25.0 m. The plane decelerates through the intersection at a rate of 5.0 m/s2 and clears it with a final speed of 29 m/s. How much ...

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