(Almost) Impossible Integrals, Sums, and Series (Problem Books in Mathematics)

(Almost) Impossible Integrals, Sums, and Series (Problem Books in Mathematics)

Matematika tolong cepat dikerjakan!!!!
tulis jalannya juga! ​

tolong cepat dikerjakan!!!!
tulis jalannya juga! ​

Jawaban:

187cm²

maff kalau salah ya maff ya ya