Преобразуйте выражение,*-вторая степень,^-3 степень
1)(x+2)*
2)(3-y)*
3)(3a+5)*
4)(8b-4)*
5)(5x+3y)*
6)(-2y-5x)*
7)(3y*+4x^)*
8)(9x^-4y*)*
9)(1/2x+1/5y)*
1)(x+2)*
2)(3-y)*
3)(3a+5)*
4)(8b-4)*
5)(5x+3y)*
6)(-2y-5x)*
7)(3y*+4x^)*
8)(9x^-4y*)*
9)(1/2x+1/5y)*
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2) (3 -y)² =9 -6y +y²
3) (3a +5)² =9a² +30a +25
4) (8b -4)² =64b² -64b +16
5) (5x +3y)² =25x² +30xy +9y²
6) (-2y -5x)² =4y² +20xy +25x²
7) (3y² +4y^3)² =9y^4 +24y^5 +16y^6
8) (9x^3 -4y²)² =81x^6 -72x^3y² +16y^4
9) (1/2x +1/5y)² =1/4x² +2/2*5xy +1/25y² =1/4x² +1/5xy +1/25y²