Question: In Problem 47 - 50, perform the indicated operations and simplify. 48. [5x(3x + 1) - 5(2x - 1)2]2 50. -3x{x[x - x(2 - x)]

In Problem 47 - 50, perform the indicated operations and simplify.
48. [5x(3x + 1) - 5(2x - 1)2]2
50. -3x{x[x - x(2 - x)] - (x + 2)(x2 - 3)}

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