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Q: 2x squared plus 2x minus 8 equals?

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3x2 + 2x - 8 = 0 is a quadratic equation.

7x2 -4x -5x2 +2x = 2x2 -2x

-x2+2x

No

5x lolzz 8)

X=27

It is a quadratic equation with one unknown variable, x which has no real roots.

2x squared minus 4

(x + 5)(2x - 1)

(2x - 3)(x + 2)

(2x-3)(x-1)

(x - 1)(2x - 9)

(x - 2)(2x + 7)

(2x - 1)(2x + 5)

(2x - 3)(x + 2)

Yes it is. The thing that makes it a quadratic equation is that "x squared" in there.

(2x - 9)(2x - 9) or (2x - 9)2

2x squared minus 5x minus 3 factored is (2x+1)(x-3).

(x - 2)(2x - 3)

(2x - 1)(x + 3)

I suggest you use the quadratic formula, with a = 3, b = -2, c = 7.

The minimum value of the parabola is at the point (-1/3, -4/3)

There is no rational factorisation.

There's an equals missing...

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