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умнышка1
@умнышка1
July 2022
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16(x-1)(x+1)-(4x-7)²=0
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гюйс
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16(х^2-1)-(16х^2-56х+49)=0
16х^2-16-16х^2+56х-49=0
56х=49+16
56х=65
х=65:56
х=1,16
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умнышка1
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Verified answer
16(х^2-1)-(16х^2-56х+49)=016х^2-16-16х^2+56х-49=0
56х=49+16
56х=65
х=65:56
х=1,16