find the nth term of ap -15,-18,-21
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Answered by
5
Tn = a + (n-1)d
a = -15
d = -18 - (-15) = -3
Tn = -15 + (n-1)(-3)
Tn = -15 + -3n + 3
Tn = - (12 + 3n)
Hope it helped you
a = -15
d = -18 - (-15) = -3
Tn = -15 + (n-1)(-3)
Tn = -15 + -3n + 3
Tn = - (12 + 3n)
Hope it helped you
Answered by
2
hope it will help uh ..
nd plz mark as brainliest ..☺☺
nd plz mark as brainliest ..☺☺
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