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16-10-2020
Mathematics

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Find the 18th term of the sequence
a19 = -7, d= - 17

Respuesta :

unicorn3125 unicorn3125

19-10-2020

Answer:

a₁₈ = 10

Step-by-step explanation:

aₙ₊₁ = aₙ + d

a₁₉ = a₁₈ + d

- 7 = a₁₈ + (-17)

a₁₈ = - 7 +17

a₁₈ = 10

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