Which composer only completed 9 symphonies in his lifetime?

Beethoven. He also did 32 piano sonatas, one opera, five piano concertos, and many chamber works.

A prolific composer who wrote for wealthy patrons and also earned money from public concerts, he wrotenine symphonies, 32 piano sonatas, one opera, five piano concertos, and many chamber works including some ground-breaking string quartets.

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