2009 RV AM P1 Solutions
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Transcript of 2009 RV AM P1 Solutions
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8/14/2019 2009 RV AM P1 Solutions
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2009 RVHS Prelim A. Maths (4038) Paper 1 Answer Key
Q1(b) 2 2 3
Q2.
4 1
1 , 15 5x y
Q3.6 31
7 43
, 2, 5x y
Q4(a) 3 (3 1)xe x , (b)1
9
Q5(a)5 1 2 3
( 3)( 4) 3 4
x
x x x x
, (b)
12
12
Q6(a) 2 or 3t t s , (b)215 /a m s , (c) 14 m
Q7.2
4 6sin
(3 2sin )
dy x
dx x
, 0.730 x rad
Q8(b)3 3 7
, ; ,2 2 4 4
x x
Q9. 8 cm and 2 cm
Q10(a)1
42
k , (b) 4k
Q11(a) 8 105 614 14,9 27
T x T x , (b) 55 27
Q12(a)2
1, 3p q
e , (b)
12
3y e
Q13(a)21350 6
5
xh
x
, (c) height = 12 3 m