Question

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Answer 1

Answer:

tn = 3n - 6

t1 = 3× 1 -6

= 3-6

= -3

t2 = 3 ×2 - 6

= 6-6

= 0

2) tn = 1/n2 - 1

= 1/1-1

= 0

tn = 1/n2 -1

= 1/4 -1

= -3/4

Answer 2

Answer:

(i)

t(1)=3(1)-6

=3-6

=-3

t(2)=3(2)-6

=6-6

=0

t(1)=1/(1)2 -1

1/1-1 =-1

t(2)=1/(2)2 -1

1/4-1

1-4/4

-3/4