Solve the following equations without a calculator. Leave your answers in surd form where necessary. a. y

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Solve the following equations without a calculator. Leave your answers in surd form where necessary.

a. y² + 3y + 2 = 0

b. 3x² + 13x − 10 = 0

c. 5x² − 10x = 4x + 3

d. (2x − 5)² = 7

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

ISBN: 9781292183398

1st Edition

Authors: Greg Attwood

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Question Posted: Jul 11, 2023 02:14 AM

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Solve the following equations without a calculator. Leave your answers in surd form where necessary. a. y

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a To solve the quadratic equation y2 3y 2 0 we can factorize it y 2y 1 0 Setting each factor equal t...View the full answer

Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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