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Projection Ponder (Posted on 2016-05-23)

The rays y=x and y=2x (x ≥ 0) enclose two arcs of the parabola:
y= x² + Ax+B

The two arcs are projected onto the x axis.

Let R and L denote the respective lengths of the right projection and the left projection.

Find R-L

Submitted by K Sengupta

Rating: 5.0000 (1 votes)

Solution: (Hide)

R-L =1.
For an explanation, refer to the solution submitted by Charlie in this location. and the solution to the generalized version by Jer in this location.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re: solution / generalization	Jer	2016-05-24 07:25:27
solution (if I got the algebra right)	Charlie	2016-05-23 15:29:15

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