8/3/2019 Question 2 Part a April 2009

1/2

;

Jfnnffnn,ff#nfnfffn

fnn"

nnf,ff#fnnffffnfn

ffnf nnffffnnnnn nf n f f n f n f n

nf f n fn nf f f

f n fn f fn ff f f

n f nf n nf

nfffffffn,ff#ff

nf , f n ,ff# f f n

fn

f fn fn fnn,ff#

f f nf f f f f ff fn

f n f n ff n f

nfffffff

f@nffnffnffn

nffnf,ff#fffnf

ffnfIfnfnf%ff

f fnnff ff f% @,ff#f

fff9fff,f

ffnn,ff# nfnff fn

fnnnffnnfnnnf

fn f f n f fn f f

f ff, nf fnf

fnffnfffffnfn

nn f f fn ff fn

fffnfff

,ff#fn,f9ffnfnf

ffnf ffnfnffffn

,ff#f,fffffnf

@fnn ff ,ff#n

fn f f fn fn n f ff

f fn f ,ff# f f f 9ff f n f

n f nf n nn n f

f nffff nff@

f,ff#fffffnn

ffn

8/3/2019 Question 2 Part a April 2009

2/2

f ffnfffnff

fnfnfffnfnfnf

fnfn,ffn

fffnfnfnffnf

nffffffff

ff