Question: 2) Expand the sums a) b) c) d) e) f) (21 1) ( 1 =1 (21 1) ( 1 1=1 =1 (10) 5=1 = (125)

2) Expand the sums

a) 2) Expand the sums a) b) c) d) e) f) (21 1)

b) ( 1 =1 (21 1) ( 1 1=1 =1 (10) 5=1 =

c) (125) () j=1 3 3(21 + 1) + 1) 24 2=0 1

d) 2 j=1 =

e) image text in transcribed

f) image text in transcribed

(21 1) ( 1 =1 (21 1) ( 1 1=1 =1 (10) 5=1 = (125) () j=1 3 3(21 + 1) + 1) 24 2=0 1 2 j=1 =

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