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Care rezolva astea 3, primeste mega COROANA si 15Puncte
(4x+5) la puterea 2 -16(x-4)(x+6) =
(4x+4) la puterea 2 -16(x-2)(x+8) =
(2x+2) la puterea 2 -4(x-2)(x+3) =


Răspuns :

16x²+40x+25-16(x²+6x-4x-24)=40x+25-32x+384=8x+409
16x²+32x+16-16(x²+8x-2x-16)=32x+16-96x+256=64x+281
4x²+8x+4-4(x²+3x-2x-6)=8x+4-4x+24=4x+28=4(x+7)