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What is the sum of the arithmetic progression 4, 9, 14, 19 up to the 7th term?

Answers

  • Réponse publiée par: cyrishlayno

    4 9 14 19 24 29 34 maoh nang ansswer

  • Réponse publiée par: meteor13

    answer:

    114

    step-by-step explanation:

    d=9-4=5

    a_{23} = a_{1} + (n - 1)d \\ \\ a_{23} = 4 + (23 - 1)5

    = 4 + (22)5

    =4 + 110

    =114

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What is the sum of the arithmetic progression 4, 9, 14, 19 up to the 7th term? ​...