Maths integrals 7.2

B is 538km to A in bearing 040° and c from A is 807km .find the distance between b and in bearing 135°

bearing 

five rational numbers between 1/2 and  6/7

Sir, please 

Sir, please Make the video of chapter 13 (miscellaneous questions )of 12th class 

F(x)=x^+3x+5÷x^-5x+4 find its range where domain =-{1,4}

Physics chapter 7 gravitation numerical exercise answers

Physics chapter 7 gravitation numerical exercise answers

Find the principal solution and general solution of the equation cosx = - root 3/2

tally me sale karne se pahele advance liya hai,to woh entry tally mein kaise kare aur uska ledger kaisa banana hai ,,plz explain