481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

E. N. Barisien

doi:10.1017/S0025557200239156

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481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

Volume 3, Issue 45
E. N. Barisien
DOI: https://doi.org/10.1017/S0025557200239156

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481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

Volume 3, Issue 45
E. N. Barisien
DOI: https://doi.org/10.1017/S0025557200239156

To save this article to your Google Drive account, please select one or more formats and confirm that you agree to abide by our usage policies. If this is the first time you used this feature, you will be asked to authorise Cambridge Core to connect with your Google Drive account. Find out more about saving content to Google Drive.

481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

Volume 3, Issue 45
E. N. Barisien
DOI: https://doi.org/10.1017/S0025557200239156

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481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

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481. [L1. 10. d.] PQ is a chord of a parabola meeting tlie axis in a fixed point H so that AH=8AS, and P’Q’ its projection on the tangent at the vertex: shew that the locus of the intersection of PQ’. P’Q is a circle

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