If the common difference of AP is 2 and a20 – a15 is ___
please give step by step explaination
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If the common difference of AP is 2 and a20 – a15 is ___
please give step by step explaination
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Answer:
Common difference, d = 2 a20 – a15
= (a + 19d) – (a+ 14d)
= 5d = 5 × 2
= 10
Step-by-step explanation:
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