Find the solution. y" - 2y'- 2y = 0

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Q: Solve ,  y" - 15y' - 100y = 0

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Q: Solve ,  y" - 14y' -32y = 0

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Q: y = x² + x y = x + 5 2

A: y=x2+x y=x+5   a2-b2=(a-b)(a+b)