please answer my question
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Answer:
22
Step-by-step explanation:
Here a=4,l=28 and n=5
4,x1,x2,x3,28
n=5
T5=28
a=4
a+(n-1)d=28
4+(5-1)d=28
4d=24
d=6
x3=28-6
x3=22
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