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Va rog frumooooosssssss!!!!!!

Va Rog Frumooooosssssss class=

Răspuns :

(x-4)(2x²+x+3)+(3x-2)(x-5x²+19)=
2x³+x²+3x-8x²-4x-12+3x²-15x³+57x-2x+10x²-38=
-13x³+6x²+54x-50
( x -4) ( 2x²+ x+ 3) + ( 3x -2) ( x -5x ²+ 19) = 2x³+ x ²+ 3x -8x²-4x -12+3x²- 15x³+ 57x -2x + 10x ²- 38 = -12x³ + 6x² + 54x -60