match thefollowing colum A s6. a6. colum B. 1.a+6d. 2. a+5d. 3. 6a+15d
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1
Answer:
s6-----3.6a+15d
a6------2.a+5d
Step-by-step explanation:
an=a+(n-1)d
sn=n/2(2a+(n-1)d
here n is 6
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