1. **State the problem:** Solve the equation $$\frac{(Cx - 1)^2}{3} - \frac{x - 2}{2} = 2$$ for $x$.
2. **Rewrite the equation:** Multiply both sides by the least common denominator (LCD) of 6 to clear fractions:
$$6 \times \left(\frac{(Cx - 1)^2}{3} - \frac{x - 2}{2}\right) = 6 \times 2$$
3. **Simplify each term:**
$$2 (Cx - 1)^2 - 3 (x - 2) = 12$$
4. **Expand the squared term:**
$$(Cx - 1)^2 = (Cx)^2 - 2 \cdot Cx \cdot 1 + 1^2 = C^2 x^2 - 2 C x + 1$$
5. **Substitute back:**
$$2 (C^2 x^2 - 2 C x + 1) - 3 (x - 2) = 12$$
6. **Distribute:**
$$2 C^2 x^2 - 4 C x + 2 - 3 x + 6 = 12$$
7. **Combine like terms:**
$$2 C^2 x^2 - (4 C + 3) x + 8 = 12$$
8. **Bring all terms to one side:**
$$2 C^2 x^2 - (4 C + 3) x + 8 - 12 = 0$$
$$2 C^2 x^2 - (4 C + 3) x - 4 = 0$$
9. **Use the quadratic formula:** For equation $$a x^2 + b x + c = 0$$, solutions are
$$x = \frac{-b \pm \sqrt{b^2 - 4 a c}}{2 a}$$
Here, $$a = 2 C^2$$, $$b = -(4 C + 3)$$, $$c = -4$$.
10. **Calculate discriminant:**
$$\Delta = b^2 - 4 a c = (-(4 C + 3))^2 - 4 \times 2 C^2 \times (-4) = (4 C + 3)^2 + 32 C^2$$
11. **Write the solutions:**
$$x = \frac{4 C + 3 \pm \sqrt{(4 C + 3)^2 + 32 C^2}}{4 C^2}$$
**Final answer:**
$$\boxed{x = \frac{4 C + 3 \pm \sqrt{(4 C + 3)^2 + 32 C^2}}{4 C^2}}$$
This gives the two possible values of $x$ depending on the sign chosen in the quadratic formula.
Solve Quadratic 70C4C2
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