2 years ago

Find the sum of the first 48 terms of the following series, to the nearest integer.

Mathematics

2 answers:

Usimov [2.4K]2 years ago

5 0

Step-by-step explanation:

∑k=150(3k+2)

First find a1 and a50 :

a1=3(1)+2=5a20=3(50)+2=152

Then find the sum:

Sk=k(a1 + ak)2S50=50(5 + 152)2=3925

Paladinen [302]2 years ago

5 0

Answer:

3672

Step-by-step explanation:

Delta math

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