Which of these mathematical advances occurred under the Guptas during the golden age in India? Select all that a originated the idea of calculus
developed the Arabic numeral system
invented the concept of zero
discovered the ratio of pi (IT)

B. devolved the arabic numeral system

D. discovered the ratio of pi (IT)

Explanation:

b]to spread the message of black power

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.