If 28c2r 24c2r 4 225 11 find r July 8, 2019 16 32 64 128 If 28c2r 24c2r 4 225 11 find the value of r Find r if 28c2r 24c2r - 4 = 225 11 If 28c2r 24c2r-4 = 225 11 then the value of r is If 28c2r 24 c2r –4 = 225 11 then the value of r is