`y10000`
`f )`
`a² - 5a - 14`
`= a² +2a -7a - 14`
`= a . ( a + 2 ) - 7 . ( a + 2 )`
`= ( a - 7 ) . ( a + 2 )`
`g )` 
`2m² + 10m + 8`
`= 2 . ( m² + 5m + 4 )`
`= 2 . ( m² + m + 4m + 4 )`
`= 2 . [ m . ( m + 1 ) + 4 . ( m + 1) ]`
`= 2 . ( m + 4 ) . ( m + 1 )`
`h )` 
`4p² - 36p + 56`
`= 4 . ( p² - 9p + 14 )`
`= 4 . ( p² - 2p - 7p + 14 )`
`= 4 . [ p . ( p - 2 ) - 7 . ( p - 2 ) ]`
`= 4 . ( p - 7 ) . ( p - 2 )` 
`i )` 
`2x² + 5x + 2`
`= 2x² + 4x + x + 2`
`= 2x . ( x + 2 ) + ( x + 2)`
`= ( 2x + 1 ) . ( x + 2 )`