The most icononic parts of the 19th century inventions are the advances in electromagnetics. From Volta's battery, to Graham Bell's telephone and telegraph, communication has started to be developed during the era. Lighting industries flourished during the period.
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The answer is b. His work became the basis for algebra.
The Concert of Europe was a system of dispute resolution adopted by the major conservative powers of Europe to maintain their power, oppose revolutionary movements, weaken the forces of nationalism, and uphold the balance of power.
2(3x<span> - 7) + 4 (3 </span>x<span> + 2) = 6 (5 </span>x<span> + 9 ) + 3 +-34
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