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3x2 - 4x equals -2

Anonymous

∙ 14y ago

Updated: 12/14/2022

Given, 3x2 - 4x = -2

Then, 9x2 - 12x = -6;

9x2 - 12x + 4 = -2 {completing the square} ;

3x - 2 = ±i√2 {sq rt of both sides} ; and

3x = 2 ± i√2.

Therefore,

x = ⅓(2 ± i√2).

Wiki User

∙ 14y ago

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What is 3x2-4x plus 7 when x equals -2?

3x2= 6 6-(4x-2)= 6--8= 6+8 = 14 14+7 = 21

3x2 - 4x - 4 binomials?

3x2-4x-4=0 (3x+2)(x-2)+0 x=-3/2, 2

What is 3x2 - 4x - 4?

It is a quadratic expression and is (3x+2)(x-2) when factored

-y equals 4x plus 1 4x plus y equals 2?

What is 3 or 2 in 3X2 equals 6?

They are multiplicands.

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What is 3x2-4x plus 7 when x equals -2?

3x2= 6 6-(4x-2)= 6--8= 6+8 = 14 14+7 = 21

3x2 plus 4x-15 equals 0?

no 3x2=6 then 4x-15= -60 so 6 added with - 60 = -54

3x2 - 4x - 4 binomials?

3x2-4x-4=0 (3x+2)(x-2)+0 x=-3/2, 2

Which is the solution set for 3x2 - 4x - 15 equals 0?

3x2-4x-15 = 0 (3x+5)(x-3) = 0 x = -5/3 or x = 3

Can anyone help with this problem solve Quadratic problem 3x2 4X -2 0?

If you mean 3x2+4x-2 = 0 then it can be solved by means of the quadratic equation formulla

State the discriminant of the quadratic 3x2-4x plus 4 equals 0?

The discriminant is -32.

3X2 plus 4X plus 1 equals?

3x2 + 4x + 1 = ?? This is a quadratic equation. The equation can be made to equal any number and this will determine the corresponding values of x. EXAMPLE : 3x2 + 4x + 1 = 96 (x = 5 or x = -19/3) Alternatively, if x is known then this will determine the result. EXAMPLE : If x = 2 then (3 x 4) + (4 x 2) + 1 = 12 + 8 + 1 = 21 In normal use, a quadratic equation is presented as equal to zero. In this example : 3x2 + 4x + 1 = 0

Simplify 3x2 plus 2x - 8?

3x2 + 2x - 8 = 3x2 + 6x - 4x - 8 = 3x(x + 2) - 4(x + 2) = (x + 2)(3x - 4).

What is 3x2 - 4x - 4?

It is a quadratic expression and is (3x+2)(x-2) when factored

Which is the solution set for 3x2 plus 4x -15 equals 0?

It is: x = 5/3 and x = -3

Which is the solution set for 3x2 plus 4x minus15 equals 0?

They are: x = 5/3 and x = -3

What is the degree of this polynomial 3x2 - 4x plus 9?

The degree of this polynomial is 2.

3x2 - 4x equals -2

Still curious? Ask our experts.

Add your answer:

What is 3x2-4x plus 7 when x equals -2?

3x2 - 4x - 4 binomials?

What is 3x2 - 4x - 4?

-y equals 4x plus 1 4x plus y equals 2?

What is 3 or 2 in 3X2 equals 6?

What is 3x2-4x plus 7 when x equals -2?

3x2 plus 4x-15 equals 0?

3x2 - 4x - 4 binomials?

Which is the solution set for 3x2 - 4x - 15 equals 0?

Can anyone help with this problem solve Quadratic problem 3x2 4X -2 0?

State the discriminant of the quadratic 3x2-4x plus 4 equals 0?

3X2 plus 4X plus 1 equals?

Simplify 3x2 plus 2x - 8?

What is 3x2 - 4x - 4?

Which is the solution set for 3x2 plus 4x -15 equals 0?

Which is the solution set for 3x2 plus 4x minus15 equals 0?

What is the degree of this polynomial 3x2 - 4x plus 9?

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