Объяснение:
2(x²-3)-4(17-4x²)=0
2x²-6-68+16x²=0
18x²=68+6
18x²=74
x²=74/18
x²=4 1/9
x=±√37/3
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Объяснение:
2(x²-3)-4(17-4x²)=0
2x²-6-68+16x²=0
18x²=68+6
18x²=74
x²=74/18
x²=4 1/9
x=±√37/3