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(3x+9) (7x+5)
21x^2 + 78x + 45
Answered by Caitlin A. •
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Edexcel November 2016 1H Maths. Q27
Expand and simplify (3x+2) (x-5)
Solve the quadratic equation 3x^2 + x – 5 = 0 give answers to 3 decimal places
How do I find roots of a quadratic equation when I can't factorise?
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