can you factor all of this question and shows me a full solution..tq
8p^2 - 18
3a-6b+9c
pq+qr
21pq-7pr+6qs-2rs
8p^2 - 18 = 2[ 4p^2 - 9] = 2 [ 2p + 3] [2p - 3]
3a-6b+9c = 3 [ a - 2b + 3c]
pq+qr = q [p + r]
21pq-7pr+6qs-2rs = 7p [3q - r] + 2s[3q - r] = [7p + 2s] [3q -r]
