please please tell me answer
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Answered by
0
Answer:
Your answer is 2475.
Explanation;
s30= 30/2[2× 10+(30-1) (5) ]
=15(20+29×5)
=15(20+145)
=15× 165
= 2475.
hope it's helpful.
Answered by
1
Answer:
answer is 2475
hope it helps you
please mark me as brainliest
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