For parallel series 1,5,9,13, ... if the k position of 45 than find K
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k = 12
Step-by-step explanation:
100% correct answer
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Step-by-step explanation:
a=1
d=4
an=a+(n-1)d
45=1+(k-1)4
45= 1+4k-4
45=-3+4k
45+3=4k
48=4k
k=48/4
k=12.