Răspuns :
Răspuns:
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Explicație pas cu pas:
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D)9*4y2z2+24*2yz+16
4(9y2z2+12yz+4)
48yz+36y2z2+16
E.4(x-2)2-12(x-2)+9
8(x-2)-12(x-2)+9
8x-16-12(x-2)+9
8x-16-12x+24+9
-4x-16+24+9
-4x+8+9=-4x+17=17-4x
4(9y2z2+12yz+4)
48yz+36y2z2+16
E.4(x-2)2-12(x-2)+9
8(x-2)-12(x-2)+9
8x-16-12(x-2)+9
8x-16-12x+24+9
-4x-16+24+9
-4x+8+9=-4x+17=17-4x