Question

how did raskutas become power ful

Answer 1

Rise of power of Rashtrakutas:
1. Rashtrakutas were initially subordinate to the Chalukyas of Karnataka.
2. In the mid 8th century, chief of Rashtrakuta Dantidurga overthrew his Chalukya overlord and performed a ritual called hiranya-garbha which gave him the title of Kshatriya even if he was not one by birth.
3. When they gained power and wealth, they declared themselves independent from their overlords.
4. They fought with Gurjara-Pratihara and Pala dynasties fought for control over Kanauj to demonstrate their power. This is how they rose to power.

Answer 2

the rashtrakutas wer e the surbordinate to the chalukyas. One rashtrakuta ruler named dantidurga performed a ritual in which the sacrificer who performed the ritual will be born a king even one by birth or not