Year 7 - Q9.3.06
20622
Match each sequence to one rule from \(5n\), \(n+4\) and \(n-6\): A is \(5,10,15,20,\ldots\); B is \(5,6,7,8,\ldots\); C is \(-5,-4,-3,-2,\ldots\). Explain why checking only the first term would not separate A and B.
Hint
Compare both the first term and the amount added each time.