14 Answered Questions for the topic Intersection

06/14/19

Removing duplicates in lists?

Pretty much I need to write a program to check if a list has any duplicates and if it does it removes them and returns a new list with the items that werent duplicated/removed. This is what I have... more

05/29/19

Finding all points common to two circles?

In Python, how would one find all integer points common to two circles? For example, imagine a Venn diagram-like intersection of two (equally sized) circles, with center-points `(x1,y1)` and... more

05/24/19

Efficiently finding the intersection of a variable number of sets of strings?

I have a variable number of ArrayList<String>'s that I need to find the intersection of. A realistic cap on the number of sets of strings is probably around 35 but could be more. I don't want... more

03/19/19

Intersection between a line and a sphere?

I'm trying to find the point of intersection between a sphere and a line but honestly, I don't have any idea of how to do so. Could anyone help me on this one ?

01/12/17

What is the maximum number of points 101 straight lines can intersect?

It is maybe a pattern math... But I am confused

05/18/16

ABCD is a rectangle with diagonals BD and AC that intersect at X. BD=12x-6 inches and AX=4x+5 inches. What is DX?

I was asked this question in math and I don't understand how to figure it out. Geometry does not come easy to me at all! Thanks!

01/19/16

How far from and on which side of Okemos road did it start?

A car travels along a straight north-south road. A coordinate system is established on the road, with x increasing to the north. The car ends up 14 mi south of the intersection with Okemos Road. If... more

11/11/15

Find a function whose graph intersects the graph in 3 places

Find a function whose graph intersects the graph of f(x)= cos(x) in exactly three places.

07/26/15

Intersection of two lines

a(1−ax)=y2(ax−y)+1=−3(x+y) I need to find the Intersection of these two linesThe answer is: (1/a-3 , 3a/3-a) but I can't get to it

07/23/15

Intersection of Two Lines

a(1−ax)=y2(ax−y)+1=−3(x+y)   I need to find the Intersection of these two linesThanks for the help!   The answer is: (1/a-3 , 3a/3-a) but I can't get to it 

11/25/14

Find the intersection of each of the following pairs of sets

c) P = {x : n ∈ N, x = 3n n< 3} Q = {x : x ∈ N x < 7}

10/27/14

Find the point of intersection of the two lines

Consider the two lines L1:  x = -2t, y = 1 + 2t, z = 3t and L2:  x = -9 + 5 s, y = 5 s, z = 2 + 4 sFind the point of intersection of the two lines.

11/11/13

intersection

find the points of intersection of parabola and ellipse. find the points of intersection of two ellipse. 

02/13/13

2x+4y=11 and -5x+3y=5

find the intersection of the lines

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