Acircle has centre (0,1) and radius √85.
p (9,a), and q (b,8), where a and b are positive, are points on a circle.
find the values of a and b

Pls! does anybody know a shortcut for answering these types of questions in the future?

Find the 6th term of the expansion of (2p - 3q)11. a. -7,185,024p4q7 c. -7,185p4q7 b. -7,185,024p6q5 d. -7,185p6q5 select the best answer from the choices provided a b c d

50 points~ ! i have to turn this in tomarrow