5X^2-30X+40=0

5x^2-30x+40=0
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2 Answers

5x^2 -30x +40=0

yuze quadratik equashun & get

zeroes: x=8.4156503 & 1.5843497

-b/2a=5, b^2 -4ac=420, so root=20.493901532, root/2a=3.41565025
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