An important and exam oriented question as it was already asked in previous year paper of 2010 in which we have to find the 3 (x^2 – 1/x^2) if it is given that 3x = cosecθ and 3/x = cotθ
RS Aggarwal, Class 10, chapter 11, question no 26.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.