Question

tn=n(n-2)/2 find first five terms.​

Answer 1

Answer:

T1=1(1-2)/2

=1(-1)/2

=-1/2

T2=2(2-2)/2

=2*0/2

=2*0 =0

T3=3(3-2)/2

=3*1/2

=3/2

T4=4(4-2)/2

=4*2/2