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3x2 + 2x = 3
3x2 + 2x -3 = 3 - 3 = 0
Delta = (2 x 2) - 4 * 3 * -3 = 40
x = (-2 + sqrt(40)) / (2 * 3) or x = (-2 - sqrt(40)) / (2 * 3)
x = (-1 + sqrt(10))/3 or x = (-1 - sqrt(10))/3
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∙ 12y ago
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What is the answer to 7x squared plus 2x equals 0?
63828
Is -2x squared plus 2x plus 1 equals 9 a quadratic equation?
Yes it is. The thing that makes it a quadratic equation is that "x squared" in there.
2x squared plus 2x minus 8 equals?
2x2 + 2x - 8 = 2(x2 + x - 4). This can take any value greater than or equal to -8.5
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It is a quadratic equation.
What is X squared plus x squared equal to?
x2 + x2 = 2x2 2x^2
What is 7X squared plus 2X squared equal to?
It equals 53X- a number is squared when it is multiplied by itself, so 7X by 7X = 49X. 2X by 2X =4X, so 49X + 4X is 53X.
What is the answer to 7x squared plus 2x equals 0?
63828
Is -2x squared plus 2x plus 1 equals 9 a quadratic equation?
Yes it is. The thing that makes it a quadratic equation is that "x squared" in there.
2x squared plus 2x minus 8 equals?
2x2 + 2x - 8 = 2(x2 + x - 4). This can take any value greater than or equal to -8.5
What is -2x squared plus 3x plus 5 equals 0?
It is a quadratic equation.
What is X squared plus x squared equal to?
x2 + x2 = 2x2 2x^2
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2x2 + x2 = 3x2
Is y equals 3x squared plus 2x -3 a function?
Yes.
Factor 2x squared - 6x plus 4 equals 0?
(2x-4)(x-1) = 0
Solutions for 4x squared plus 4x plus 1 equals 0?
(2x + 1)(2x + 1) or (2x + 1)2 so x = -0.5
What is 2x plus 9 equals 4x plus 5 equal?
X equals 2 :)
How do you factor 6x squared plus 3x equals 0?
3x(2x + 1)
