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(3x+9) (7x+5)
21x^2 + 78x + 45
Answered by Caitlin A. •
Maths tutor
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Factorise x^2 +6x + 8
Expand and simplify: (2x – 3y)(5x + 2y)
Solve 5x^2 + 6x + 1 = 0
Solve 2x^2+ 7x -8 = 0, giving your answer to 2 decimal places.
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