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17. Efectuați calculele: a) 6x + [2x²(3x + 5)-3x²(2x - 4)]: (2x); b) 3x - [4x³(2x + 3)-3x²(x² + 4x)]: (-5x²); c) x(x - 1) + [2x³(x+2) = x²(x² + 4x)]: x²³; d) [x(x²+x-2) − x(x − 2)]: x² + x(x − 1). lculele:​

17 Efectuați Calculele A 6x 2x3x 53x2x 4 2x B 3x 4x2x 33xx 4x 5x C Xx 1 2xx2 Xx 4x X D Xxx2 Xx 2 X Xx 1 Lculele class=