Smartgirl99 Smartgirl99

17-12-2020
Mathematics

contestada

a n=4(n-1)(3) *it is for arithmetic sequences

a n4n13 it is for arithmetic sequences class=

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cloudinialuv cloudinialuv

17-12-2020

Answer:

[tex]a_{20}[/tex] = 228

Step-by-step explanation:

a = 4(20-1)(3)

a= 4(19)(3) (basically just 4 x 19 x 3)

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