Please solve sum no.5.i),6.i)7.i)8.i) 5 (i) x (2x + 5) = 25 6 (i) (2x + 3) (x – 4) = 6 7 (i) 4x 2 + 4x + 1 = 0 8 (i) 21x 2 = 4 (2x + 1) Share with your friends Share 0 Bhavana Majji answered this Dear student, Regards. 0 View Full Answer