Mathematics · May / June 2023 · Paper 21 · Question 14
0580
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The question as text
y is directly proportional to the square of (x + 3). When x = 2, y = 5. Find y when x = 1. y = [3]
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3.2 oe [2]
( ) 3
M1 for = + 2 y k x 3 oe or better ( ) = + 2
M1 for substituting their k into y k 1 3
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