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judoshka72
@judoshka72
July 2022
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(3x-1)²-8(x+1)²=(x+2)(x-2) помогите плс
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KarinaYouchi
(3x-1)^2-8(x+1)^2=(x+2)(x-2)
9x^2-6x+1-8(x^2+2x+1)=x^2-4
9x^2-6x+1-8x^2-16x-8-x^2+4=0
-22x=3
x=-3/22
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Answers & Comments
9x^2-6x+1-8(x^2+2x+1)=x^2-4
9x^2-6x+1-8x^2-16x-8-x^2+4=0
-22x=3
x=-3/22