Find the 36th partial sum!! please show work

CthUlhUzzz asked Oct 25, 2023

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40 votes

Find the 36th partial sum!!

please show work

CthUlhUzzz asked Oct 25, 2023

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15 votes

Answer:

307.8

Explanation:

$T_(36)=a+(36-1)(d) \\ \\ =-0.2+35(0.5) \\ \\ =-0.2+17.5 \\ \\ =17.3 \\ \\ \\ \\ S_(36)=(-0.2+17.3)/(2)(36) \\ \\ =17.1(18) \\ \\ =307.8$

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