arithmetic

The initial term of an arithmetic sequence is 5. The eleventh term is 125. what is the common difference of the arithmetic sequence?

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  1. a = 5
    a + 10d = 125

    5 + 10d = 125
    10d = 120
    d = 12

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  2. 12

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  3. 5 + (12 x 10)
    5+120
    125

    Multiply by 12, ten times, then add 5 to get your 11th term.

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  4. I don’t understand

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  5. I want head

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  6. Find the 75th term of the arithmetic sequence -17, -13, -9, ...

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