find common difference of following AP 400,370,340,....
Answers
Answered by
3
Answer:
-30
Step-by-step explanation:
370=400+(2-1)d
-30=d
Answered by
2
a1=400
a2=370
a3=340
so,
a2-a1=370-400=-30
a3-a2=340-370=-30
common difference is -30
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