SOLUTION: Find the distance between the points of intersection of the graphs of y = 2x^2 – 4x+ 1 and 2x - y = - 21.

Algebra.Com
Question 1073212: Find the distance between the points of intersection of the graphs of y = 2x^2 – 4x+ 1 and 2x - y = - 21.
Answer by josgarithmetic(39625)   (Show Source): You can put this solution on YOUR website!




*
-
discrim,
-


-


Corresponding y values:

If x=-2, then y=17.
Point (-2,17).
If x=5, then y=31.
Point (5,31).


Distance between the intersection points:





-
Better if you recognized the * quadratic equation is factorable.

RELATED QUESTIONS

Find the distance between the points of intersection of the graphs of y = 2x2 – 4x+ 1 and (answered by josgarithmetic)
Find the distance between the points of intersection of the graphs y = x^2 + 1 and y =... (answered by reviewermath,josgarithmetic)
Find the number of points of intersection between the graphs of the following equations:... (answered by CPhill)
Find the distance between the points of intersection of graphs y=x^2+6 and... (answered by Alan3354)
Find the points of intersection of the graphs of x^2+y^2=49 and y=2x-2... (answered by ewatrrr)
Find the points of intersection of the graphs. x^2 - y^2 - 2x + 2y = 0 4x^2 + y^2 -... (answered by khwang)
find the distance between the poionts of intersection of the line with equation y=2x+1... (answered by Alan3354)
Find the coordinates of any points of intersection of the graphs of 2x-y=1 and... (answered by ankor@dixie-net.com)
Find the points of intersection of y=2x+4 and y^2=4x+8 (answered by satyareddy22)