1 Answer

Finebel · Answer 1 · 2021-03-05T21:40:57+0000

9514 1404 393

Answer:

2882

Explanation:

The sum of an arithmetic series is given by ...

S_n=(n(2a_1+d(n-1)))/(2)

For a1 = 1, d = 3, n = 44, we can fill in the values and do the arithmetic:

$S_(44)=(44(2(1)+3(44-1))/(2)=22(2+3\cdot43)\\\\\boxed{S_(44)=2882}$

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