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Solve each quadratic equation by any method. Find only real solutions in exact form, not rounded decimals. If necessary, write answers in simplified radical form.

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Solve each quadratic equation by any method. Find only real solutions in exact form, not rounded decimals. If necessary, write answers in simplified radical form. 1. 3x2 + 7x - 20= 0 2. 2x2 + 8x + 1=6 3. 6x2 + 14x - 3 = 3x + 7 4. - x2 + 2x + 9=4x +5 5. 2x2 - 9x + 6=7x2 + 17x - 18 6. A IW NIH - x2 + 0 7. 4x2 - 2x - 19 = 3x2 + 4x + 22

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