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What is the common difference -30,70,170,270
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What is the common difference -30,70,170,270

User Alexandru Bantiuc
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The common difference is 100 Explanation: a2-a1 = 70- -30 = 100
a3-a2= 170-70= 100
a4-a3=270-170=100
d=100
User MyJBMe
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