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2x 2 8x 42
2x 2 8x 42 pictures 5
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2x 2 8x 42
factorise 2x^2-8x-42
y 2x 2 8x 42
f x )u003d 2x 2 8x 42
2x 2 8x 42 0
2x 2 8x 42
