What lasting achievement did Indian mathematicians make?

Indian mathematicians made early contributions to the study of the concept of zero as a number, negative numbers, arithmetic, and algebra. In addition, trigonometry was further advanced in India, and, in particular, the modern definitions of sine and cosine were developed there.

Explanation:

b

Explanation:

Indian mathematicians made early contributions to the study of the concept of zero as a number, negative numbers, arithmetic, and algebra. In addition, trigonometry was further advanced in India, and, in particular, the modern definitions of sine and cosine were developed there.

increased food supply

improved public health

increased birth rates

hope this : d

ghana achieved independence peacefully, while algeria gained independence through an armed struggle.