amirjshahid amirjshahid

19-10-2020
Mathematics

contestada

Find the 58th term of the arithmetic sequence -28, -13, 2, ...

Respuesta :

unicorn3125 unicorn3125

20-10-2020

Answer:

a₅₈ = 377

Step-by-step explanation:

[tex]a_1=-28\\a_2=-13\\\\d=a_2-a_1=-13-(-28)=-13+28=15\\\\a_n=a_1+d(n-1)\\\\a_{58}=-28+15(58-1)=-28+15\cdot27=-28+405=377[/tex]

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