Relative to an origin O, the position vector of A is i 2j + 5k and

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Relative to an origin O, the position vector of A is i − 2j + 5k and the position vector of B is 3i + 4j + k.

a. Find the magnitude of AB^vector.

b. Use Pythagoras’ theorem to show that OAB is a right-angled triangle.

c. Find the exact area of triangle OAB.

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Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

ISBN: 9781108407199

1st Edition

Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey

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Question Posted: Apr 05, 2023 11:07 AM

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Relative to an origin O, the position vector of A is i 2j + 5k and

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a The position vector of AB is the difference between the p...View the full answer

Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

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