Gr. 10 math
posted by Nini on .
Factor by Grouping.please show me the steps!!!!!!!
1.) y2+11y+30
2.) x2+4x5
3.) a2a56

what multiples to the last term, and add to the second?
1) 6,5
2) 5,1
3) 8,7 Notice when signs are different, you place the sign of the middle term on the larger
So, on 3, for instance...the answer is..
(x8)(x+7)
you do the others, I will check if you need it.