No. of term of the sequence - 12, -9,-6,-3,....27 is. ...
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Answer:
14
Step-by-step explanation:
a-12
d=-9-(-12)
d= 3
tn=27
tn = a +(n-1)d
27 = -12 +(n-1)3
27 +12 = 3n-3
42 = 3n
n=14
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