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Find the value of the sum of the first 19 terms.(S19): -3 + 2 + 7 + 12
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Find the value of the sum of the first 19 terms.(S19): -3 + 2 + 7 + 12

User Mikeho
by
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1 Answer

2 votes

Answer

798

Explanation:

-3+2+7+12+17+22+27+32+37+42+47+52+57+62+67+72+77+82+87

rule is +5

User Pruthviraj
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