Помогите решить:
сократите дробь [tex] \frac{ x^{2}-4x+4 }{4- x^{2} } [/tex]
сократите дробь [tex] \frac{ x^{2}-4x+4 }{4- x^{2} } [/tex]
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Answers & Comments
1.x^2-4x+4= (x-2)^2
2. -1(x^2-4)=-1 (x-2)(x+2)
3 сокращаем
4 - x-2/x+2 (дробь)