Factor by Grouping

Fill in the missing numbers.

• top: 20, bottom:9
• top: 1, bottom:9
• top: -1, bottom:20
• top: 11, bottom:9

Fill in the missing numbers.

• top:-4, bottom:3
• top:3, bottom:5
• top:4, bottom:3
• top:16, bottom:16

Fill in the missing numbers.

• left: -2, bottom:-15
• left:2, bottom:15
• left:15, bottom:15
• left:2, bottom:13

Fill in the missing numbers. (order doesn't matter)

• 1,3 
• -1, -3
• 3, 12
• -1, 12

Fill in the missing numbers. (order doesn't matter)

• 3,4
• 2,6
• 12,8
• -6,-2

Fill in the missing numbers. (order doesn't matter)

• -12,-6
• 6,12
• 8,9
• 9,54

Fill in the missing numbers. (order doesn't matter) 

• -7,-7
• -7,7
• 0,49
• 0,0

Fill in the missing numbers. (order doesn't matter) 

• -6, -5

• -10, 3

• -6, 5

• 15, -2

Factor: 3x² + 4x

• x(3x + 4)

• 3x(x + 4x)

• 3(x² +4x)

• x²(3+4)