Select all of the following that are quadratic equations.
x^2-2x=4x+1
x^3-6x^2+8=...
Mathematics, 02.02.2020 18:43 JASMINEM6284
Select all of the following that are quadratic equations.
x^2-2x=4x+1
x^3-6x^2+8=0
5x-3=0
2x^2+12x=0
5x-1=3x+8
9x^2+6x-3=0
Answers: 1
Mathematics, 21.06.2019 20:00, rogelionavarro200314
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
Answers: 2
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X+y=-4 x-y=2 use elimination with adding and subtraction
Answers: 3
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