Solve for {eq}x {/eq}:

{eq}\displaystyle 3 x^2 - 15 x + 18 = 0 {/eq}.

Question:

Solve for {eq}x {/eq}:

{eq}\displaystyle 3 x^2 - 15 x + 18 = 0 {/eq}.

Quadratic Equation

A quadratic equation always gives two solutions. We get two real solutions when the discriminant of the equation is positive. The real solutions can be found using factorization or the formula.

Answer and Explanation: 1

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The equation can be solved as follows.

$$\begin{align} 3 x^2 - 15 x + 18 &= 0\\[0.2cm] x^2-5x+6&=0& \left[ \text{ Dividing both sides by 3 }...

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What is a Quadratic Equation? - Definition & Examples

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Chapter 14 / Lesson 1
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What is a quadratic equation? Learn what makes an equation quadratic and what does a quadratic equation looks like. See some examples of a quadratic equation.


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