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B a 3 Calculati (pentru x, y=0); a (2x) (2x) : (2x): < (2/2x)" (732x"); (W2x)+(-2x) ; • [(-x)"] :(-x)? "(+ xy: (( » (3/3xy)' :( √3x) -(-V5y): a $5x. (-√3x) + (5x)' (V3x); 3 xy + f[(-2x)* - 24x') : (0,05(36)xy); 3 g (-24x'yo - 8x®): (-2x+y) - 3xy": n[ (V6xy) : (√2x²y) - ( 37 )​.