So, basically I have re written the previous expression with the alpha k's present and I have just written it. So, that we can bring in explicitly the expressions for alpha k's and there is a minus 1, by the way this is the term in the denominator.
तो, है। तो, मैंने पिछले समीकरण को के साथ लिखा है और यहाँ समीकरण में -1 भी है।