Recognizing the commoutons or warrematicians What ideas did early Indian thinkers add to the field of mathematics? Choose three answers,
They provided a new way to calculate statistics
They understood the use of modern calculators
They developed a binary number system,
They identified the concept of zero
They created the decimal system

Select the five weaknesses of the articles of confederation. congress could not declare war or establish an army. congress could not levy taxes. congress could not control trade. not all the states were represented in congress. no national court system. no executive to enforce the laws. congress could not negotiate with foreign governments. the national government could not borrow money. nine of the states had to agree to pass a law.