x 6. Differentiate: y = x² + 3x - 1 A. C. x²+1 x²+3x-1 -x²+1 (x²+3x-1)² 0 2x²+3 eldet 10-(x²+1) B. D. (x²+3x-1)² x²-1 x²+3x-1 _not x8 = (x)}

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