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. major john c. frémont led a rebellion called the bear flag revolt.

explanation:

during the bear flag revolt, from june to july 1846, a small group of american settlers in california rebelled against the mexican government and proclaimed california an independent republic. the republic was short-lived because soon after the bear flag was raised, the u.s. military began occupying california, which went on to join the union in 1850. the bear flag became the official state flag in 1911.

photos creat an ovveral image of the civil war