Solve these quadratic equations by completing the square. Leave your answers in surd form. a. 2x 2

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Solve these quadratic equations by completing the square. Leave your answers in surd form.

a. 2x2 + 6x − 3 = 0 

b. 5x2 + 8x − 2 = 0 

c. 4x2 − x − 8 = 0 

d. 15 − 6x − 2x2 = 0

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