Question

if alpha and beta are the roots of the equation 5xsquare - 7x +1=0 , then the value of 1/ alpha+ 1/beta​

Answer 1

Step-by-step explanation:

Dust particles in air form a colloid. The continuous zig-zag movement of tiny dust particles suspended in air results from their collision by the fast-moving particles of air. This haphazard or random motion of particles is known as Brownian motion