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Maths Puzzle
Numerical Ability
Need help with the following:
Suppose that a polynomial function of degree 4 with rational coefficients has -1, 0, and 2 - 3i as zeros. What is the remaining zero?
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(-6x^4+3x^2-16) + (4x^2+4x-7)
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6. The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectange is 4 cm, what are the dimensions (the length and the width)of the rectangle?
22. The qu