分式乘法!(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
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分式乘法!(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)分式乘法!(5x+2)/(25-10x
分式乘法!(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
分式乘法!
(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)
(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
分式乘法!(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
1
=[(5x+2)/(x-5)^2]乘以[(x+5)(x-5)]/[(5x-2)(5x+2)]
=(x+5)/[(x-5)(5x-2)]
2
=2(x-3)/(x-2)^2乘以{(x-2)(x+3)}/(3-x)
=-[2(x+3)/(x-2)]
(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)
=(5x+2)/(x-5)^2*(x+5)(x-5)/(5x+2)(5x-2)
=(x+5)/(x-5)(5x-2)
(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
=2(x-3)/(x-2)^2*(x-2)(x+3)}/(3-x)
=-2(x+3)/(x-2)
分式乘法!(5x+2)/(25-10x+x^2)乘以(x^2-25)/(25x^2-4)(2x-6)/(4-4x+x^2)乘以{(x-2)(x+3)}/(3-x)
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