plzz help me in solving this
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Tn= 2n-3
T1= 2*1 -3
= -1
T2=2*2 -3
=1
d= -1 -1
= -2
T15= a + (n-1)d
= -1 + (15-1) -2
= -1 +14*-2
-1 -28= -29
similarly second question too
T1= 2*1 -3
= -1
T2=2*2 -3
=1
d= -1 -1
= -2
T15= a + (n-1)d
= -1 + (15-1) -2
= -1 +14*-2
-1 -28= -29
similarly second question too
narendramodi134:
thnk u
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