Question

यदि किसी गुरुत्तीय श्रेणी का 4 वाँ पद 7 वां पद तथा 10 वाँ पद क्रमंश x,y,z हो तो सिद्ध किजिए कि y²=xz ​

Answer 1

Answer:

Galvanisation is a method of protecting steel and iron from rusting by coating them with a thin layer of zinc. The galvanised article is protected against rusting even if the zinc coating is brokenGalvanisation is a method of protecting steel and iron from rusting by coating them with a thin layer of zinc. The galvanised article is protected against rusting even if the zinc coating is broken