Rozwiąż stosując wzory skróconego mnożenia Bardzo Proszę Szybko :)
(x+4)2=
(-3x-1)2=
(7-x)2=
(5x+3)2=
-(8-2x)2=
(-3x+2)2=
(3x-7)2=
(x-2)(x+2)=
(2x-1)(1+2x)=
(3y+4x)2=
Bardzo Proszę Szybko :)
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(x+4)²=x²+8x+16
(-3x-1)²=9x²-6x+1
(7-x)²=49-14x+x²
(5x+3)²=25x²+30x+9
-(8-2x)²= -(64-32x+4x²)= -64+32x-4x²
(-3x+2)²=9x²+12x+4
(3x-7)²=9x²-42x+49
(x-2)(x+2)=x²-4
(2x-1)(1+2x)=4x²-1
(3y+4x)²=9y²+24yx+16x²