15 Answered Questions for the topic Intersection

#### 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...
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#### 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...
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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...
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#### 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 ?

#### Java method to find the rectangle that is the intersection of two rectangles using only left bottom point, width and height?

I have found the solution but wanted to ensure my logic is the most efficient. I feel that there is a better way. I have the (x,y) coordinate of the bottom left corner, height and width of 2...
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#### What is the maximum number of points 101 straight lines can intersect?

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

#### 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!

#### 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...
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#### 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.

#### 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

#### 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

Intersection Sets

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}

#### 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.

Intersection

11/11/13

#### intersection

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

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