The sum of two numbers x and y is 8. a. Express y in terms of x.
Question:
The sum of two numbers x and y is 8.
a. Express y in terms of x.
b. i. Given that P = xy, write down an expression for P in terms of x.
ii. Find the maximum value of P.
c. i. Given that S = x2 + y2, write down an expression for S, in terms of x.
ii. Find the minimum value of S.
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a The sum of two numbers x and y is 8 so we can write the equation x y 8 To express y in terms of x ...View the full answer
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Related Book For 
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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