a. Factorise 4xy y 2 + 4x y. b. Solve the equation 4 sin
Question:
a. Factorise 4xy − y2 + 4x − y.
b. Solve the equation 4 sin θ cos θ − cos2 θ + 4 sin θ − cos θ = 0, in the interval 0 ≤ θ ≤ 360°.
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a To factorize the expression 4xy y2 4x y we can look for common factors and grouping First we group ...View the full answer
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Related Book For 
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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