The fourth term of an AP is 4. Then the sum of the first 7 terms is

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bharat bajaj · Answer

t 4 = 4 a + 3d = 4 S 7 = 3.5 x [2a + 6d] S 7 = 7 (2)(a+3d) = 7(2)(4) S 7 = 28 Thanks & Regards Bharat Bajaj askiitian faculty IIT Delhi

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The fourth term of an AP is 4. Then the sum of the first 7 terms is

The fourth term of an AP is 4. Then the sum of the first 7 terms is

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The fourth term of an AP is 4. Then the sum of the first 7 terms is

The fourth term of an AP is 4. Then the sum of the first 7 terms is

1 Answers

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Other Related Questions on Algebra

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