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James7bond
@James7bond
July 2022
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Помогите, срочно!!! -7x^2+8x^2-4x^2=3
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mmb1
Verified answer
-7x^2+8x^2-4x^2=3
-3x^2=3
x^2=-1
решений в действительных корнях нет
==============================
-7x^2+8x^2-4x^2=-3
x^2=1
x=1
x=-1
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Thanks 0
esmilya
Если понравилось решение - нажимай "спасибо" и "лучший" (рядом с кнопкой "спасибо") :)
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Answers & Comments
Verified answer
-7x^2+8x^2-4x^2=3-3x^2=3
x^2=-1
решений в действительных корнях нет
==============================
-7x^2+8x^2-4x^2=-3
x^2=1
x=1
x=-1