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1 6x 1 6
1 6x 1 6 pictures 5
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1 6x 1 6
1 2x 6 )-( 1 6x 8
1 3 5 6x 1 6
1 6x 6 1 5x
x 3 6 1 6x 1 3
y 1 6x 1 6 x
factorise x2 1 6x 1 6
x 2 1 6x 1 6 0
x 2 1 6x 1 6
1 6x 1 6 x 1 6
1 6x 1 6
