find t4. A.P.:2/3,1,4/3,5/3
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Answer:
5/3
Step-by-step explanation:
d=1-2/3 = 1/3
a = 2/3
t4 = a+(n-1)d
=2/3 + (4-1)×1/3
=2/3 + 3×1/3
= 2/3 + 1
= 5/3
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