(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32 ②(3x-2)(2x-(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32②(3x-2)(2x-3)=(6x+5)(x-1)(2)计算:①(m+2)(m-2)+(m-1)(m+5)②[(x+y)^2-y(2x+y)-8x]2x③(-16)^1002(-25)^2005(3)分解因式①3a^3-6a^2b+3a
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![(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32 ②(3x-2)(2x-(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32②(3x-2)(2x-3)=(6x+5)(x-1)(2)计算:①(m+2)(m-2)+(m-1)(m+5)②[(x+y)^2-y(2x+y)-8x]2x③(-16)^1002(-25)^2005(3)分解因式①3a^3-6a^2b+3a](/uploads/image/z/74503-55-3.jpg?t=%281%29%E8%A7%A3%E6%96%B9%E7%A8%8B%EF%BC%9A%E2%91%A02x%287-3x%29%2B5x%282x%2B1%29%3Dx%284x-3%29%2B32+%E2%91%A1%283x-2%29%282x-%281%29%E8%A7%A3%E6%96%B9%E7%A8%8B%EF%BC%9A%E2%91%A02x%287-3x%29%2B5x%282x%2B1%29%3Dx%284x-3%29%2B32%E2%91%A1%283x-2%29%282x-3%29%3D%286x%2B5%29%28x-1%29%282%29%E8%AE%A1%E7%AE%97%EF%BC%9A%E2%91%A0%28m%2B2%29%28m-2%29%2B%28m-1%29%28m%2B5%29%E2%91%A1%5B%28x%2By%29%5E2-y%282x%2By%EF%BC%89-8x%5D2x%E2%91%A2%28-16%29%5E1002%28-25%29%5E2005%283%29%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F%E2%91%A03a%5E3-6a%5E2b%2B3a)
(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32 ②(3x-2)(2x-(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32②(3x-2)(2x-3)=(6x+5)(x-1)(2)计算:①(m+2)(m-2)+(m-1)(m+5)②[(x+y)^2-y(2x+y)-8x]2x③(-16)^1002(-25)^2005(3)分解因式①3a^3-6a^2b+3a
(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32 ②(3x-2)(2x-
(1)解方程:
①2x(7-3x)+5x(2x+1)=x(4x-3)+32
②(3x-2)(2x-3)=(6x+5)(x-1)
(2)计算:
①(m+2)(m-2)+(m-1)(m+5)
②[(x+y)^2-y(2x+y)-8x]2x
③(-16)^1002(-25)^2005
(3)分解因式
①3a^3-6a^2b+3ab^2
②a^4(x-y)+16(y-x)
③(x-1)(x-3)+1
④x^4-13x^2+36
(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32 ②(3x-2)(2x-(1)解方程:①2x(7-3x)+5x(2x+1)=x(4x-3)+32②(3x-2)(2x-3)=(6x+5)(x-1)(2)计算:①(m+2)(m-2)+(m-1)(m+5)②[(x+y)^2-y(2x+y)-8x]2x③(-16)^1002(-25)^2005(3)分解因式①3a^3-6a^2b+3a
第一题:
14x-6x^2+10x^2+5x-4x^2+3x-32=0
22x=32
x=16/11
第二题:
6x^2-13x+6-6x^2+x+5=0
-12x=-11
x=11/12
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